157788140000

素因数分解:

$2^5\times 5^4\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1621}}^1$

素因数の和:1839

約数の個数: 240

約数和(自身を含む): 403505536896

約数和(自身を除く): 245717396896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 125, 155, 157, 160, 200, 248, 250, 310, 314, 400, 496, 500, 620, 625, 628, 775, 785, 800, 992, 1000, 1240, 1250, 1256, 1550, 1570, 1621, 2000, 2480, 2500, 2512, 3100, 3140, 3242, 3875, 3925, 4000, 4867, 4960, 5000, 5024, 6200, 6280, 6484, 7750, 7850, 8105, 9734, 10000, 12400, 12560, 12968, 15500, 15700, 16210, 19375, 19468, 19625, 20000, 24335, 24800, 25120, 25936, 31000, 31400, 32420, 38750, 38936, 39250, 40525, 48670, 50251, 51872, 62000, 62800, 64840, 77500, 77872, 78500, 81050, 97340, 98125, 100502, 121675, 124000, 125600, 129680, 155000, 155744, 157000, 162100, 194680, 196250, 201004, 202625, 243350, 251255, 254497, 259360, 310000, 314000, 324200, 389360, 392500, 402008, 405250, 486700, 502510, 508994, 608375, 620000, 628000, 648400, 778720, 785000, 804016, 810500, 973400, 1005020, 1013125, 1017988, 1216750, 1256275, 1272485, 1296800, 1570000, 1608032, 1621000, 1946800, 2010040, 2026250, 2035976, 2433500, 2512550, 2544970, 3041875, 3140000, 3242000, 3893600, 4020080, 4052500, 4071952, 4867000, 5025100, 5089940, 6083750, 6281375, 6362425, 6484000, 7889407, 8040160, 8105000, 8143904, 9734000, 10050200, 10179880, 12167500, 12562750, 12724850, 15778814, 16210000, 19468000, 20100400, 20359760, 24335000, 25125500, 25449700, 31406875, 31557628, 31812125, 32420000, 39447035, 40200800, 40719520, 48670000, 50251000, 50899400, 62813750, 63115256, 63624250, 78894070, 97340000, 100502000, 101798800, 125627500, 126230512, 127248500, 157788140, 159060625, 197235175, 201004000, 203597600, 251255000, 252461024, 254497000, 315576280, 318121250, 394470350, 502510000, 508994000, 631152560, 636242500, 788940700, 986175875, 1005020000, 1017988000, 1262305120, 1272485000, 1577881400, 1972351750, 2544970000, 3155762800, 3944703500, 4930879375, 5089940000, 6311525600, 7889407000, 9861758750, 15778814000, 19723517500, 31557628000, 39447035000, 78894070000, 157788140000]

約数ペア:

[(1, 157788140000), (2, 78894070000), (4, 39447035000), (5, 31557628000), (8, 19723517500), (10, 15778814000), (16, 9861758750), (20, 7889407000), (25, 6311525600), (31, 5089940000), (32, 4930879375), (40, 3944703500), (50, 3155762800), (62, 2544970000), (80, 1972351750), (100, 1577881400), (124, 1272485000), (125, 1262305120), (155, 1017988000), (157, 1005020000), (160, 986175875), (200, 788940700), (248, 636242500), (250, 631152560), (310, 508994000), (314, 502510000), (400, 394470350), (496, 318121250), (500, 315576280), (620, 254497000), (625, 252461024), (628, 251255000), (775, 203597600), (785, 201004000), (800, 197235175), (992, 159060625), (1000, 157788140), (1240, 127248500), (1250, 126230512), (1256, 125627500), (1550, 101798800), (1570, 100502000), (1621, 97340000), (2000, 78894070), (2480, 63624250), (2500, 63115256), (2512, 62813750), (3100, 50899400), (3140, 50251000), (3242, 48670000), (3875, 40719520), (3925, 40200800), (4000, 39447035), (4867, 32420000), (4960, 31812125), (5000, 31557628), (5024, 31406875), (6200, 25449700), (6280, 25125500), (6484, 24335000), (7750, 20359760), (7850, 20100400), (8105, 19468000), (9734, 16210000), (10000, 15778814), (12400, 12724850), (12560, 12562750), (12968, 12167500), (15500, 10179880), (15700, 10050200), (16210, 9734000), (19375, 8143904), (19468, 8105000), (19625, 8040160), (20000, 7889407), (24335, 6484000), (24800, 6362425), (25120, 6281375), (25936, 6083750), (31000, 5089940), (31400, 5025100), (32420, 4867000), (38750, 4071952), (38936, 4052500), (39250, 4020080), (40525, 3893600), (48670, 3242000), (50251, 3140000), (51872, 3041875), (62000, 2544970), (62800, 2512550), (64840, 2433500), (77500, 2035976), (77872, 2026250), (78500, 2010040), (81050, 1946800), (97340, 1621000), (98125, 1608032), (100502, 1570000), (121675, 1296800), (124000, 1272485), (125600, 1256275), (129680, 1216750), (155000, 1017988), (155744, 1013125), (157000, 1005020), (162100, 973400), (194680, 810500), (196250, 804016), (201004, 785000), (202625, 778720), (243350, 648400), (251255, 628000), (254497, 620000), (259360, 608375), (310000, 508994), (314000, 502510), (324200, 486700), (389360, 405250), (392500, 402008)]