201915025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{2713}}^1$

素因数の和:2965

約数の個数: 24

約数和(自身を含む): 270911480

約数和(自身を除く): 68996455

約数列:

[1, 5, 13, 25, 65, 229, 325, 1145, 2713, 2977, 5725, 13565, 14885, 35269, 67825, 74425, 176345, 621277, 881725, 3106385, 8076601, 15531925, 40383005, 201915025]

約数ペア:

[(1, 201915025), (5, 40383005), (13, 15531925), (25, 8076601), (65, 3106385), (229, 881725), (325, 621277), (1145, 176345), (2713, 74425), (2977, 67825), (5725, 35269), (13565, 14885)]