47980075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{13421}}^1$

素因数の和:13455

約数の個数: 24

約数和(自身を含む): 69901776

約数和(自身を除く): 21921701

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 13421, 67105, 147631, 174473, 335525, 738155, 872365, 1919203, 3690775, 4361825, 9596015, 47980075]

約数ペア:

[(1, 47980075), (5, 9596015), (11, 4361825), (13, 3690775), (25, 1919203), (55, 872365), (65, 738155), (143, 335525), (275, 174473), (325, 147631), (715, 67105), (3575, 13421)]