90757775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1217}}^1$

素因数の和:1403

約数の個数: 24

約数和(自身を含む): 119315280

約数和(自身を除く): 28557505

約数列:

[1, 5, 19, 25, 95, 157, 475, 785, 1217, 2983, 3925, 6085, 14915, 23123, 30425, 74575, 115615, 191069, 578075, 955345, 3630311, 4776725, 18151555, 90757775]

約数ペア:

[(1, 90757775), (5, 18151555), (19, 4776725), (25, 3630311), (95, 955345), (157, 578075), (475, 191069), (785, 115615), (1217, 74575), (2983, 30425), (3925, 23123), (6085, 14915)]