161012020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{619277}}^1$

素因数の和:619299

約数の個数: 24

約数和(自身を含む): 364135464

約数和(自身を除く): 203123444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 619277, 1238554, 2477108, 3096385, 6192770, 8050601, 12385540, 16101202, 32202404, 40253005, 80506010, 161012020]

約数ペア:

[(1, 161012020), (2, 80506010), (4, 40253005), (5, 32202404), (10, 16101202), (13, 12385540), (20, 8050601), (26, 6192770), (52, 3096385), (65, 2477108), (130, 1238554), (260, 619277)]