68510000

素因数分解:

$2^4\times 5^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:89

約数の個数: 200

約数和(自身を含む): 195237504

約数和(自身を除く): 126727504

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 31, 34, 40, 50, 52, 62, 65, 68, 80, 85, 100, 104, 124, 125, 130, 136, 155, 170, 200, 208, 221, 248, 250, 260, 272, 310, 325, 340, 400, 403, 425, 442, 496, 500, 520, 527, 620, 625, 650, 680, 775, 806, 850, 884, 1000, 1040, 1054, 1105, 1240, 1250, 1300, 1360, 1550, 1612, 1625, 1700, 1768, 2000, 2015, 2108, 2125, 2210, 2480, 2500, 2600, 2635, 3100, 3224, 3250, 3400, 3536, 3875, 4030, 4216, 4250, 4420, 5000, 5200, 5270, 5525, 6200, 6448, 6500, 6800, 6851, 7750, 8060, 8125, 8432, 8500, 8840, 10000, 10075, 10540, 10625, 11050, 12400, 13000, 13175, 13702, 15500, 16120, 16250, 17000, 17680, 19375, 20150, 21080, 21250, 22100, 26000, 26350, 27404, 27625, 31000, 32240, 32500, 34000, 34255, 38750, 40300, 42160, 42500, 44200, 50375, 52700, 54808, 55250, 62000, 65000, 65875, 68510, 77500, 80600, 85000, 88400, 100750, 105400, 109616, 110500, 130000, 131750, 137020, 138125, 155000, 161200, 170000, 171275, 201500, 210800, 221000, 251875, 263500, 274040, 276250, 310000, 329375, 342550, 403000, 442000, 503750, 527000, 548080, 552500, 658750, 685100, 806000, 856375, 1007500, 1054000, 1105000, 1317500, 1370200, 1712750, 2015000, 2210000, 2635000, 2740400, 3425500, 4030000, 4281875, 5270000, 6851000, 8563750, 13702000, 17127500, 34255000, 68510000]

約数ペア:

[(1, 68510000), (2, 34255000), (4, 17127500), (5, 13702000), (8, 8563750), (10, 6851000), (13, 5270000), (16, 4281875), (17, 4030000), (20, 3425500), (25, 2740400), (26, 2635000), (31, 2210000), (34, 2015000), (40, 1712750), (50, 1370200), (52, 1317500), (62, 1105000), (65, 1054000), (68, 1007500), (80, 856375), (85, 806000), (100, 685100), (104, 658750), (124, 552500), (125, 548080), (130, 527000), (136, 503750), (155, 442000), (170, 403000), (200, 342550), (208, 329375), (221, 310000), (248, 276250), (250, 274040), (260, 263500), (272, 251875), (310, 221000), (325, 210800), (340, 201500), (400, 171275), (403, 170000), (425, 161200), (442, 155000), (496, 138125), (500, 137020), (520, 131750), (527, 130000), (620, 110500), (625, 109616), (650, 105400), (680, 100750), (775, 88400), (806, 85000), (850, 80600), (884, 77500), (1000, 68510), (1040, 65875), (1054, 65000), (1105, 62000), (1240, 55250), (1250, 54808), (1300, 52700), (1360, 50375), (1550, 44200), (1612, 42500), (1625, 42160), (1700, 40300), (1768, 38750), (2000, 34255), (2015, 34000), (2108, 32500), (2125, 32240), (2210, 31000), (2480, 27625), (2500, 27404), (2600, 26350), (2635, 26000), (3100, 22100), (3224, 21250), (3250, 21080), (3400, 20150), (3536, 19375), (3875, 17680), (4030, 17000), (4216, 16250), (4250, 16120), (4420, 15500), (5000, 13702), (5200, 13175), (5270, 13000), (5525, 12400), (6200, 11050), (6448, 10625), (6500, 10540), (6800, 10075), (6851, 10000), (7750, 8840), (8060, 8500), (8125, 8432)]