401032160

素因数分解:

$2^5\times 5^1\times {\mathrm{163}}^1\times {\mathrm{15377}}^1$

素因数の和:15555

約数の個数: 48

約数和(自身を含む): 953312976

約数和(自身を除く): 552280816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 5216, 6520, 13040, 15377, 26080, 30754, 61508, 76885, 123016, 153770, 246032, 307540, 492064, 615080, 1230160, 2460320, 2506451, 5012902, 10025804, 12532255, 20051608, 25064510, 40103216, 50129020, 80206432, 100258040, 200516080, 401032160]

約数ペア:

[(1, 401032160), (2, 200516080), (4, 100258040), (5, 80206432), (8, 50129020), (10, 40103216), (16, 25064510), (20, 20051608), (32, 12532255), (40, 10025804), (80, 5012902), (160, 2506451), (163, 2460320), (326, 1230160), (652, 615080), (815, 492064), (1304, 307540), (1630, 246032), (2608, 153770), (3260, 123016), (5216, 76885), (6520, 61508), (13040, 30754), (15377, 26080)]