157942325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{7907}}^1$

素因数の和:7981

約数の個数: 24

約数和(自身を含む): 211807872

約数和(自身を除く): 53865547

約数列:

[1, 5, 17, 25, 47, 85, 235, 425, 799, 1175, 3995, 7907, 19975, 39535, 134419, 197675, 371629, 672095, 1858145, 3360475, 6317693, 9290725, 31588465, 157942325]

約数ペア:

[(1, 157942325), (5, 31588465), (17, 9290725), (25, 6317693), (47, 3360475), (85, 1858145), (235, 672095), (425, 371629), (799, 197675), (1175, 134419), (3995, 39535), (7907, 19975)]