52687700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{40529}}^1$

素因数の和:40556

約数の個数: 36

約数和(自身を含む): 123130140

約数和(自身を除く): 70442440

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 40529, 81058, 162116, 202645, 405290, 526877, 810580, 1013225, 1053754, 2026450, 2107508, 2634385, 4052900, 5268770, 10537540, 13171925, 26343850, 52687700]

約数ペア:

[(1, 52687700), (2, 26343850), (4, 13171925), (5, 10537540), (10, 5268770), (13, 4052900), (20, 2634385), (25, 2107508), (26, 2026450), (50, 1053754), (52, 1013225), (65, 810580), (100, 526877), (130, 405290), (260, 202645), (325, 162116), (650, 81058), (1300, 40529)]