2017809520025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{8263}}^1\times {\mathrm{751379}}^1$

素因数の和:759665

約数の個数: 24

約数和(自身を含む): 2694881474880

約数和(自身を除く): 677071954855

約数列:

[1, 5, 13, 25, 65, 325, 8263, 41315, 107419, 206575, 537095, 751379, 2685475, 3756895, 9767927, 18784475, 48839635, 244198175, 6208644677, 31043223385, 80712380801, 155216116925, 403561904005, 2017809520025]

約数ペア:

[(1, 2017809520025), (5, 403561904005), (13, 155216116925), (25, 80712380801), (65, 31043223385), (325, 6208644677), (8263, 244198175), (41315, 48839635), (107419, 18784475), (206575, 9767927), (537095, 3756895), (751379, 2685475)]