64925700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{719}}^1$

素因数の和:786

約数の個数: 144

約数和(自身を含む): 219985920

約数和(自身を除く): 155060220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 43, 50, 60, 70, 75, 84, 86, 100, 105, 129, 140, 150, 172, 175, 210, 215, 258, 300, 301, 350, 420, 430, 516, 525, 602, 645, 700, 719, 860, 903, 1050, 1075, 1204, 1290, 1438, 1505, 1806, 2100, 2150, 2157, 2580, 2876, 3010, 3225, 3595, 3612, 4300, 4314, 4515, 5033, 6020, 6450, 7190, 7525, 8628, 9030, 10066, 10785, 12900, 14380, 15050, 15099, 17975, 18060, 20132, 21570, 22575, 25165, 30100, 30198, 30917, 35950, 43140, 45150, 50330, 53925, 60396, 61834, 71900, 75495, 90300, 92751, 100660, 107850, 123668, 125825, 150990, 154585, 185502, 215700, 216419, 251650, 301980, 309170, 371004, 377475, 432838, 463755, 503300, 618340, 649257, 754950, 772925, 865676, 927510, 1082095, 1298514, 1509900, 1545850, 1855020, 2164190, 2318775, 2597028, 3091700, 3246285, 4328380, 4637550, 5410475, 6492570, 9275100, 10820950, 12985140, 16231425, 21641900, 32462850, 64925700]

約数ペア:

[(1, 64925700), (2, 32462850), (3, 21641900), (4, 16231425), (5, 12985140), (6, 10820950), (7, 9275100), (10, 6492570), (12, 5410475), (14, 4637550), (15, 4328380), (20, 3246285), (21, 3091700), (25, 2597028), (28, 2318775), (30, 2164190), (35, 1855020), (42, 1545850), (43, 1509900), (50, 1298514), (60, 1082095), (70, 927510), (75, 865676), (84, 772925), (86, 754950), (100, 649257), (105, 618340), (129, 503300), (140, 463755), (150, 432838), (172, 377475), (175, 371004), (210, 309170), (215, 301980), (258, 251650), (300, 216419), (301, 215700), (350, 185502), (420, 154585), (430, 150990), (516, 125825), (525, 123668), (602, 107850), (645, 100660), (700, 92751), (719, 90300), (860, 75495), (903, 71900), (1050, 61834), (1075, 60396), (1204, 53925), (1290, 50330), (1438, 45150), (1505, 43140), (1806, 35950), (2100, 30917), (2150, 30198), (2157, 30100), (2580, 25165), (2876, 22575), (3010, 21570), (3225, 20132), (3595, 18060), (3612, 17975), (4300, 15099), (4314, 15050), (4515, 14380), (5033, 12900), (6020, 10785), (6450, 10066), (7190, 9030), (7525, 8628)]