68874325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3163}}^1$

素因数の和:3253

約数の個数: 24

約数和(自身を含む): 93375968

約数和(自身を除く): 24501643

約数列:

[1, 5, 13, 25, 65, 67, 325, 335, 871, 1675, 3163, 4355, 15815, 21775, 41119, 79075, 205595, 211921, 1027975, 1059605, 2754973, 5298025, 13774865, 68874325]

約数ペア:

[(1, 68874325), (5, 13774865), (13, 5298025), (25, 2754973), (65, 1059605), (67, 1027975), (325, 211921), (335, 205595), (871, 79075), (1675, 41119), (3163, 21775), (4355, 15815)]