31868225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2917}}^1$

素因数の和:2969

約数の個数: 24

約数和(自身を含む): 43419840

約数和(自身を除く): 11551615

約数列:

[1, 5, 19, 23, 25, 95, 115, 437, 475, 575, 2185, 2917, 10925, 14585, 55423, 67091, 72925, 277115, 335455, 1274729, 1385575, 1677275, 6373645, 31868225]

約数ペア:

[(1, 31868225), (5, 6373645), (19, 1677275), (23, 1385575), (25, 1274729), (95, 335455), (115, 277115), (437, 72925), (475, 67091), (575, 55423), (2185, 14585), (2917, 10925)]