4040825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 5416320

約数和(自身を除く): 1375495

約数列:

[1, 5, 19, 25, 47, 95, 181, 235, 475, 893, 905, 1175, 3439, 4465, 4525, 8507, 17195, 22325, 42535, 85975, 161633, 212675, 808165, 4040825]

約数ペア:

[(1, 4040825), (5, 808165), (19, 212675), (25, 161633), (47, 85975), (95, 42535), (181, 22325), (235, 17195), (475, 8507), (893, 4525), (905, 4465), (1175, 3439)]