71749390

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{71039}}^1$

素因数の和:71147

約数の個数: 16

約数和(自身を含む): 130429440

約数和(自身を除く): 58680050

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 71039, 142078, 355195, 710390, 7174939, 14349878, 35874695, 71749390]

約数ペア:

[(1, 71749390), (2, 35874695), (5, 14349878), (10, 7174939), (101, 710390), (202, 355195), (505, 142078), (1010, 71039)]