31382975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1583}}^1$

素因数の和:1667

約数の個数: 24

約数和(自身を含む): 42622272

約数和(自身を除く): 11239297

約数列:

[1, 5, 13, 25, 61, 65, 305, 325, 793, 1525, 1583, 3965, 7915, 19825, 20579, 39575, 96563, 102895, 482815, 514475, 1255319, 2414075, 6276595, 31382975]

約数ペア:

[(1, 31382975), (5, 6276595), (13, 2414075), (25, 1255319), (61, 514475), (65, 482815), (305, 102895), (325, 96563), (793, 39575), (1525, 20579), (1583, 19825), (3965, 7915)]