39725725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3943}}^1$

素因数の和:3997

約数の個数: 24

約数和(自身を含む): 54774272

約数和(自身を除く): 15048547

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 2015, 3943, 10075, 19715, 51259, 98575, 122233, 256295, 611165, 1281475, 1589029, 3055825, 7945145, 39725725]

約数ペア:

[(1, 39725725), (5, 7945145), (13, 3055825), (25, 1589029), (31, 1281475), (65, 611165), (155, 256295), (325, 122233), (403, 98575), (775, 51259), (2015, 19715), (3943, 10075)]