42715780

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{13103}}^1$

素因数の和:13275

約数の個数: 24

約数和(自身を含む): 90260352

約数和(自身を除く): 47544572

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 13103, 26206, 52412, 65515, 131030, 262060, 2135789, 4271578, 8543156, 10678945, 21357890, 42715780]

約数ペア:

[(1, 42715780), (2, 21357890), (4, 10678945), (5, 8543156), (10, 4271578), (20, 2135789), (163, 262060), (326, 131030), (652, 65515), (815, 52412), (1630, 26206), (3260, 13103)]