66454225

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1291}}^1$

素因数の和:1401

約数の個数: 24

約数和(自身を含む): 86512320

約数和(自身を除く): 20058095

約数列:

[1, 5, 25, 29, 71, 145, 355, 725, 1291, 1775, 2059, 6455, 10295, 32275, 37439, 51475, 91661, 187195, 458305, 935975, 2291525, 2658169, 13290845, 66454225]

約数ペア:

[(1, 66454225), (5, 13290845), (25, 2658169), (29, 2291525), (71, 935975), (145, 458305), (355, 187195), (725, 91661), (1291, 51475), (1775, 37439), (2059, 32275), (6455, 10295)]