201851725

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{1039}}^1$

素因数の和:1477

約数の個数: 24

約数和(自身を含む): 264368000

約数和(自身を除く): 62516275

約数列:

[1, 5, 19, 25, 95, 409, 475, 1039, 2045, 5195, 7771, 10225, 19741, 25975, 38855, 98705, 194275, 424951, 493525, 2124755, 8074069, 10623775, 40370345, 201851725]

約数ペア:

[(1, 201851725), (5, 40370345), (19, 10623775), (25, 8074069), (95, 2124755), (409, 493525), (475, 424951), (1039, 194275), (2045, 98705), (5195, 38855), (7771, 25975), (10225, 19741)]