64887640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2579}}^1$

素因数の和:2644

約数の個数: 64

約数和(自身を含む): 158824800

約数和(自身を除く): 93937160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 74, 85, 136, 148, 170, 185, 296, 340, 370, 629, 680, 740, 1258, 1480, 2516, 2579, 3145, 5032, 5158, 6290, 10316, 12580, 12895, 20632, 25160, 25790, 43843, 51580, 87686, 95423, 103160, 175372, 190846, 219215, 350744, 381692, 438430, 477115, 763384, 876860, 954230, 1622191, 1753720, 1908460, 3244382, 3816920, 6488764, 8110955, 12977528, 16221910, 32443820, 64887640]

約数ペア:

[(1, 64887640), (2, 32443820), (4, 16221910), (5, 12977528), (8, 8110955), (10, 6488764), (17, 3816920), (20, 3244382), (34, 1908460), (37, 1753720), (40, 1622191), (68, 954230), (74, 876860), (85, 763384), (136, 477115), (148, 438430), (170, 381692), (185, 350744), (296, 219215), (340, 190846), (370, 175372), (629, 103160), (680, 95423), (740, 87686), (1258, 51580), (1480, 43843), (2516, 25790), (2579, 25160), (3145, 20632), (5032, 12895), (5158, 12580), (6290, 10316)]