788221850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1212649}}^1$

素因数の和:1212674

約数の個数: 24

約数和(自身を含む): 1578870300

約数和(自身を除く): 790648450

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 1212649, 2425298, 6063245, 12126490, 15764437, 30316225, 31528874, 60632450, 78822185, 157644370, 394110925, 788221850]

約数ペア:

[(1, 788221850), (2, 394110925), (5, 157644370), (10, 78822185), (13, 60632450), (25, 31528874), (26, 30316225), (50, 15764437), (65, 12126490), (130, 6063245), (325, 2425298), (650, 1212649)]