1997287500

素因数分解:

$2^2\times 3^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1$

素因数の和:303

約数の個数: 288

約数和(自身を含む): 6669698112

約数和(自身を除く): 4672410612

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 25, 26, 30, 34, 39, 50, 51, 52, 60, 65, 68, 75, 78, 85, 100, 102, 125, 130, 150, 156, 170, 195, 204, 221, 241, 250, 255, 260, 300, 325, 340, 375, 390, 425, 442, 482, 500, 510, 625, 650, 663, 723, 750, 780, 850, 884, 964, 975, 1020, 1105, 1205, 1250, 1275, 1300, 1326, 1446, 1500, 1625, 1700, 1875, 1950, 2125, 2210, 2410, 2500, 2550, 2652, 2892, 3125, 3133, 3250, 3315, 3615, 3750, 3900, 4097, 4250, 4420, 4820, 4875, 5100, 5525, 6025, 6250, 6266, 6375, 6500, 6630, 7230, 7500, 8125, 8194, 8500, 9375, 9399, 9750, 10625, 11050, 12050, 12291, 12500, 12532, 12750, 13260, 14460, 15665, 16250, 16388, 16575, 18075, 18750, 18798, 19500, 20485, 21250, 22100, 24100, 24375, 24582, 25500, 27625, 30125, 31330, 31875, 32500, 33150, 36150, 37500, 37596, 40625, 40970, 42500, 46995, 48750, 49164, 53125, 53261, 55250, 60250, 61455, 62660, 63750, 66300, 72300, 78325, 81250, 81940, 82875, 90375, 93990, 97500, 102425, 106250, 106522, 110500, 120500, 121875, 122910, 127500, 138125, 150625, 156650, 159375, 159783, 162500, 165750, 180750, 187980, 204850, 212500, 213044, 234975, 243750, 245820, 266305, 276250, 301250, 307275, 313300, 318750, 319566, 331500, 361500, 391625, 409700, 414375, 451875, 469950, 487500, 512125, 532610, 552500, 602500, 614550, 637500, 639132, 690625, 753125, 783250, 798915, 828750, 903750, 939900, 1024250, 1065220, 1174875, 1229100, 1331525, 1381250, 1506250, 1536375, 1566500, 1597830, 1657500, 1807500, 1958125, 2048500, 2071875, 2259375, 2349750, 2560625, 2663050, 2762500, 3012500, 3072750, 3195660, 3916250, 3994575, 4143750, 4518750, 4699500, 5121250, 5326100, 5874375, 6145500, 6657625, 7681875, 7832500, 7989150, 8287500, 9037500, 9790625, 10242500, 11748750, 12803125, 13315250, 15363750, 15978300, 19581250, 19972875, 23497500, 25606250, 26630500, 29371875, 30727500, 33288125, 38409375, 39162500, 39945750, 51212500, 58743750, 66576250, 76818750, 79891500, 99864375, 117487500, 133152500, 153637500, 166440625, 199728750, 332881250, 399457500, 499321875, 665762500, 998643750, 1997287500]

約数ペア:

[(1, 1997287500), (2, 998643750), (3, 665762500), (4, 499321875), (5, 399457500), (6, 332881250), (10, 199728750), (12, 166440625), (13, 153637500), (15, 133152500), (17, 117487500), (20, 99864375), (25, 79891500), (26, 76818750), (30, 66576250), (34, 58743750), (39, 51212500), (50, 39945750), (51, 39162500), (52, 38409375), (60, 33288125), (65, 30727500), (68, 29371875), (75, 26630500), (78, 25606250), (85, 23497500), (100, 19972875), (102, 19581250), (125, 15978300), (130, 15363750), (150, 13315250), (156, 12803125), (170, 11748750), (195, 10242500), (204, 9790625), (221, 9037500), (241, 8287500), (250, 7989150), (255, 7832500), (260, 7681875), (300, 6657625), (325, 6145500), (340, 5874375), (375, 5326100), (390, 5121250), (425, 4699500), (442, 4518750), (482, 4143750), (500, 3994575), (510, 3916250), (625, 3195660), (650, 3072750), (663, 3012500), (723, 2762500), (750, 2663050), (780, 2560625), (850, 2349750), (884, 2259375), (964, 2071875), (975, 2048500), (1020, 1958125), (1105, 1807500), (1205, 1657500), (1250, 1597830), (1275, 1566500), (1300, 1536375), (1326, 1506250), (1446, 1381250), (1500, 1331525), (1625, 1229100), (1700, 1174875), (1875, 1065220), (1950, 1024250), (2125, 939900), (2210, 903750), (2410, 828750), (2500, 798915), (2550, 783250), (2652, 753125), (2892, 690625), (3125, 639132), (3133, 637500), (3250, 614550), (3315, 602500), (3615, 552500), (3750, 532610), (3900, 512125), (4097, 487500), (4250, 469950), (4420, 451875), (4820, 414375), (4875, 409700), (5100, 391625), (5525, 361500), (6025, 331500), (6250, 319566), (6266, 318750), (6375, 313300), (6500, 307275), (6630, 301250), (7230, 276250), (7500, 266305), (8125, 245820), (8194, 243750), (8500, 234975), (9375, 213044), (9399, 212500), (9750, 204850), (10625, 187980), (11050, 180750), (12050, 165750), (12291, 162500), (12500, 159783), (12532, 159375), (12750, 156650), (13260, 150625), (14460, 138125), (15665, 127500), (16250, 122910), (16388, 121875), (16575, 120500), (18075, 110500), (18750, 106522), (18798, 106250), (19500, 102425), (20485, 97500), (21250, 93990), (22100, 90375), (24100, 82875), (24375, 81940), (24582, 81250), (25500, 78325), (27625, 72300), (30125, 66300), (31330, 63750), (31875, 62660), (32500, 61455), (33150, 60250), (36150, 55250), (37500, 53261), (37596, 53125), (40625, 49164), (40970, 48750), (42500, 46995)]