40497925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{353}}^2$

素因数の和:729

約数の個数: 18

約数和(自身を含む): 54233942

約数和(自身を除く): 13736017

約数列:

[1, 5, 13, 25, 65, 325, 353, 1765, 4589, 8825, 22945, 114725, 124609, 623045, 1619917, 3115225, 8099585, 40497925]

約数ペア:

[(1, 40497925), (5, 8099585), (13, 3115225), (25, 1619917), (65, 623045), (325, 124609), (353, 114725), (1765, 22945), (4589, 8825)]