102157775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{499}}^1$

素因数の和:959

約数の個数: 24

約数和(自身を含む): 133920000

約数和(自身を除く): 31762225

約数列:

[1, 5, 19, 25, 95, 431, 475, 499, 2155, 2495, 8189, 9481, 10775, 12475, 40945, 47405, 204725, 215069, 237025, 1075345, 4086311, 5376725, 20431555, 102157775]

約数ペア:

[(1, 102157775), (5, 20431555), (19, 5376725), (25, 4086311), (95, 1075345), (431, 237025), (475, 215069), (499, 204725), (2155, 47405), (2495, 40945), (8189, 12475), (9481, 10775)]