20153178875

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{751}}^1\times {\mathrm{11299}}^1$

素因数の和:12084

約数の個数: 32

約数和(自身を含む): 26512512000

約数和(自身を除く): 6359333125

約数列:

[1, 5, 19, 25, 95, 125, 475, 751, 2375, 3755, 11299, 14269, 18775, 56495, 71345, 93875, 214681, 282475, 356725, 1073405, 1412375, 1783625, 5367025, 8485549, 26835125, 42427745, 161225431, 212138725, 806127155, 1060693625, 4030635775, 20153178875]

約数ペア:

[(1, 20153178875), (5, 4030635775), (19, 1060693625), (25, 806127155), (95, 212138725), (125, 161225431), (475, 42427745), (751, 26835125), (2375, 8485549), (3755, 5367025), (11299, 1783625), (14269, 1412375), (18775, 1073405), (56495, 356725), (71345, 282475), (93875, 214681)]