77271140

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{63337}}^1$

素因数の和:63407

約数の個数: 24

約数和(自身を含む): 164932152

約数和(自身を除く): 87661012

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 63337, 126674, 253348, 316685, 633370, 1266740, 3863557, 7727114, 15454228, 19317785, 38635570, 77271140]

約数ペア:

[(1, 77271140), (2, 38635570), (4, 19317785), (5, 15454228), (10, 7727114), (20, 3863557), (61, 1266740), (122, 633370), (244, 316685), (305, 253348), (610, 126674), (1220, 63337)]