85677500

素因数分解:

$2^2\times 5^4\times {\mathrm{43}}^1\times {\mathrm{797}}^1$

素因数の和:864

約数の個数: 60

約数和(自身を含む): 191957304

約数和(自身を除く): 106279804

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 125, 172, 215, 250, 430, 500, 625, 797, 860, 1075, 1250, 1594, 2150, 2500, 3188, 3985, 4300, 5375, 7970, 10750, 15940, 19925, 21500, 26875, 34271, 39850, 53750, 68542, 79700, 99625, 107500, 137084, 171355, 199250, 342710, 398500, 498125, 685420, 856775, 996250, 1713550, 1992500, 3427100, 4283875, 8567750, 17135500, 21419375, 42838750, 85677500]

約数ペア:

[(1, 85677500), (2, 42838750), (4, 21419375), (5, 17135500), (10, 8567750), (20, 4283875), (25, 3427100), (43, 1992500), (50, 1713550), (86, 996250), (100, 856775), (125, 685420), (172, 498125), (215, 398500), (250, 342710), (430, 199250), (500, 171355), (625, 137084), (797, 107500), (860, 99625), (1075, 79700), (1250, 68542), (1594, 53750), (2150, 39850), (2500, 34271), (3188, 26875), (3985, 21500), (4300, 19925), (5375, 15940), (7970, 10750)]