2080497575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{206501}}^1$

素因数の和:206555

約数の個数: 24

約数和(自身を含む): 2867899776

約数和(自身を除く): 787402201

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 2015, 10075, 206501, 1032505, 2684513, 5162525, 6401531, 13422565, 32007655, 67112825, 83219903, 160038275, 416099515, 2080497575]

約数ペア:

[(1, 2080497575), (5, 416099515), (13, 160038275), (25, 83219903), (31, 67112825), (65, 32007655), (155, 13422565), (325, 6401531), (403, 5162525), (775, 2684513), (2015, 1032505), (10075, 206501)]