643186970

素因数分解:

$2^1\times 5^1\times {\mathrm{797}}^1\times {\mathrm{80701}}^1$

素因数の和:81505

約数の個数: 16

約数和(自身を含む): 1159203528

約数和(自身を除く): 516016558

約数列:

[1, 2, 5, 10, 797, 1594, 3985, 7970, 80701, 161402, 403505, 807010, 64318697, 128637394, 321593485, 643186970]

約数ペア:

[(1, 643186970), (2, 321593485), (5, 128637394), (10, 64318697), (797, 807010), (1594, 403505), (3985, 161402), (7970, 80701)]