71569640

素因数分解:

$2^3\times 5^1\times {\mathrm{1093}}^1\times {\mathrm{1637}}^1$

素因数の和:2741

約数の個数: 32

約数和(自身を含む): 161277480

約数和(自身を除く): 89707840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1093, 1637, 2186, 3274, 4372, 5465, 6548, 8185, 8744, 10930, 13096, 16370, 21860, 32740, 43720, 65480, 1789241, 3578482, 7156964, 8946205, 14313928, 17892410, 35784820, 71569640]

約数ペア:

[(1, 71569640), (2, 35784820), (4, 17892410), (5, 14313928), (8, 8946205), (10, 7156964), (20, 3578482), (40, 1789241), (1093, 65480), (1637, 43720), (2186, 32740), (3274, 21860), (4372, 16370), (5465, 13096), (6548, 10930), (8185, 8744)]