72284225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1129}}^1$

素因数の和:1349

約数の個数: 24

約数和(自身を含む): 97103160

約数和(自身を除く): 24818935

約数列:

[1, 5, 13, 25, 65, 197, 325, 985, 1129, 2561, 4925, 5645, 12805, 14677, 28225, 64025, 73385, 222413, 366925, 1112065, 2891369, 5560325, 14456845, 72284225]

約数ペア:

[(1, 72284225), (5, 14456845), (13, 5560325), (25, 2891369), (65, 1112065), (197, 366925), (325, 222413), (985, 73385), (1129, 64025), (2561, 28225), (4925, 14677), (5645, 12805)]