20126800475

素因数分解:

$5^2\times {\mathrm{619}}^1\times {\mathrm{1009}}^1\times {\mathrm{1289}}^1$

素因数の和:2927

約数の個数: 24

約数和(自身を含む): 25041738000

約数和(自身を除く): 4914937525

約数列:

[1, 5, 25, 619, 1009, 1289, 3095, 5045, 6445, 15475, 25225, 32225, 624571, 797891, 1300601, 3122855, 3989455, 6503005, 15614275, 19947275, 32515025, 805072019, 4025360095, 20126800475]

約数ペア:

[(1, 20126800475), (5, 4025360095), (25, 805072019), (619, 32515025), (1009, 19947275), (1289, 15614275), (3095, 6503005), (5045, 3989455), (6445, 3122855), (15475, 1300601), (25225, 797891), (32225, 624571)]