261736085

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{50971}}^1$

素因数の和:51068

約数の個数: 16

約数和(自身を含む): 342531840

約数和(自身を除く): 80795755

約数列:

[1, 5, 13, 65, 79, 395, 1027, 5135, 50971, 254855, 662623, 3313115, 4026709, 20133545, 52347217, 261736085]

約数ペア:

[(1, 261736085), (5, 52347217), (13, 20133545), (65, 4026709), (79, 3313115), (395, 662623), (1027, 254855), (5135, 50971)]