30357725

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{809}}^1$

素因数の和:917

約数の個数: 24

約数和(自身を含む): 40176000

約数和(自身を除く): 9818275

約数列:

[1, 5, 19, 25, 79, 95, 395, 475, 809, 1501, 1975, 4045, 7505, 15371, 20225, 37525, 63911, 76855, 319555, 384275, 1214309, 1597775, 6071545, 30357725]

約数ペア:

[(1, 30357725), (5, 6071545), (19, 1597775), (25, 1214309), (79, 384275), (95, 319555), (395, 76855), (475, 63911), (809, 37525), (1501, 20225), (1975, 15371), (4045, 7505)]