168605060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{648481}}^1$

素因数の和:648503

約数の個数: 24

約数和(自身を含む): 381307416

約数和(自身を除く): 212702356

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 648481, 1296962, 2593924, 3242405, 6484810, 8430253, 12969620, 16860506, 33721012, 42151265, 84302530, 168605060]

約数ペア:

[(1, 168605060), (2, 84302530), (4, 42151265), (5, 33721012), (10, 16860506), (13, 12969620), (20, 8430253), (26, 6484810), (52, 3242405), (65, 2593924), (130, 1296962), (260, 648481)]