260203775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{7927}}^1$

素因数の和:8051

約数の個数: 24

約数和(自身を含む): 350956704

約数和(自身を除く): 90752929

約数列:

[1, 5, 13, 25, 65, 101, 325, 505, 1313, 2525, 6565, 7927, 32825, 39635, 103051, 198175, 515255, 800627, 2576275, 4003135, 10408151, 20015675, 52040755, 260203775]

約数ペア:

[(1, 260203775), (5, 52040755), (13, 20015675), (25, 10408151), (65, 4003135), (101, 2576275), (325, 800627), (505, 515255), (1313, 198175), (2525, 103051), (6565, 39635), (7927, 32825)]