138734675

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{4001}}^1$

素因数の和:4103

約数の個数: 24

約数和(自身を含む): 183611760

約数和(自身を除く): 44877085

約数列:

[1, 5, 19, 25, 73, 95, 365, 475, 1387, 1825, 4001, 6935, 20005, 34675, 76019, 100025, 292073, 380095, 1460365, 1900475, 5549387, 7301825, 27746935, 138734675]

約数ペア:

[(1, 138734675), (5, 27746935), (19, 7301825), (25, 5549387), (73, 1900475), (95, 1460365), (365, 380095), (475, 292073), (1387, 100025), (1825, 76019), (4001, 34675), (6935, 20005)]