200625620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{771637}}^1$

素因数の和:771659

約数の個数: 24

約数和(自身を含む): 453723144

約数和(自身を除く): 253097524

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 771637, 1543274, 3086548, 3858185, 7716370, 10031281, 15432740, 20062562, 40125124, 50156405, 100312810, 200625620]

約数ペア:

[(1, 200625620), (2, 100312810), (4, 50156405), (5, 40125124), (10, 20062562), (13, 15432740), (20, 10031281), (26, 7716370), (52, 3858185), (65, 3086548), (130, 1543274), (260, 771637)]