87099890

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^2\times {\mathrm{821}}^1$

素因数の和:1034

約数の個数: 24

約数和(自身を含む): 158509548

約数和(自身を除く): 71409658

約数列:

[1, 2, 5, 10, 103, 206, 515, 821, 1030, 1642, 4105, 8210, 10609, 21218, 53045, 84563, 106090, 169126, 422815, 845630, 8709989, 17419978, 43549945, 87099890]

約数ペア:

[(1, 87099890), (2, 43549945), (5, 17419978), (10, 8709989), (103, 845630), (206, 422815), (515, 169126), (821, 106090), (1030, 84563), (1642, 53045), (4105, 21218), (8210, 10609)]