280050004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{10337}}^1$

素因数の和:10875

約数の個数: 24

約数和(自身を含む): 528850728

約数和(自身を除く): 248800724

約数列:

[1, 2, 4, 13, 26, 52, 521, 1042, 2084, 6773, 10337, 13546, 20674, 27092, 41348, 134381, 268762, 537524, 5385577, 10771154, 21542308, 70012501, 140025002, 280050004]

約数ペア:

[(1, 280050004), (2, 140025002), (4, 70012501), (13, 21542308), (26, 10771154), (52, 5385577), (521, 537524), (1042, 268762), (2084, 134381), (6773, 41348), (10337, 27092), (13546, 20674)]