31867225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3163}}^1$

素因数の和:3217

約数の個数: 24

約数和(自身を含む): 43941632

約数和(自身を除く): 12074407

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 2015, 3163, 10075, 15815, 41119, 79075, 98053, 205595, 490265, 1027975, 1274689, 2451325, 6373445, 31867225]

約数ペア:

[(1, 31867225), (5, 6373445), (13, 2451325), (25, 1274689), (31, 1027975), (65, 490265), (155, 205595), (325, 98053), (403, 79075), (775, 41119), (2015, 15815), (3163, 10075)]