72717655

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{4229}}^1$

素因数の和:4434

約数の個数: 16

約数和(自身を含む): 92383200

約数和(自身を除く): 19665545

約数列:

[1, 5, 19, 95, 181, 905, 3439, 4229, 17195, 21145, 80351, 401755, 765449, 3827245, 14543531, 72717655]

約数ペア:

[(1, 72717655), (5, 14543531), (19, 3827245), (95, 765449), (181, 401755), (905, 80351), (3439, 21145), (4229, 17195)]