90722540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1637}}^1$

素因数の和:1826

約数の個数: 48

約数和(自身を含む): 203085792

約数和(自身を除く): 112363252

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 163, 170, 326, 340, 652, 815, 1630, 1637, 2771, 3260, 3274, 5542, 6548, 8185, 11084, 13855, 16370, 27710, 27829, 32740, 55420, 55658, 111316, 139145, 266831, 278290, 533662, 556580, 1067324, 1334155, 2668310, 4536127, 5336620, 9072254, 18144508, 22680635, 45361270, 90722540]

約数ペア:

[(1, 90722540), (2, 45361270), (4, 22680635), (5, 18144508), (10, 9072254), (17, 5336620), (20, 4536127), (34, 2668310), (68, 1334155), (85, 1067324), (163, 556580), (170, 533662), (326, 278290), (340, 266831), (652, 139145), (815, 111316), (1630, 55658), (1637, 55420), (2771, 32740), (3260, 27829), (3274, 27710), (5542, 16370), (6548, 13855), (8185, 11084)]