30751275

素因数分解:

$3^1\times 5^2\times {\mathrm{263}}^1\times {\mathrm{1559}}^1$

素因数の和:1835

約数の個数: 24

約数和(自身を含む): 51068160

約数和(自身を除く): 20316885

約数列:

[1, 3, 5, 15, 25, 75, 263, 789, 1315, 1559, 3945, 4677, 6575, 7795, 19725, 23385, 38975, 116925, 410017, 1230051, 2050085, 6150255, 10250425, 30751275]

約数ペア:

[(1, 30751275), (3, 10250425), (5, 6150255), (15, 2050085), (25, 1230051), (75, 410017), (263, 116925), (789, 38975), (1315, 23385), (1559, 19725), (3945, 7795), (4677, 6575)]