129620390

素因数分解:

$2^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{77617}}^1$

素因数の和:77791

約数の個数: 16

約数和(自身を含む): 234716832

約数和(自身を除く): 105096442

約数列:

[1, 2, 5, 10, 167, 334, 835, 1670, 77617, 155234, 388085, 776170, 12962039, 25924078, 64810195, 129620390]

約数ペア:

[(1, 129620390), (2, 64810195), (5, 25924078), (10, 12962039), (167, 776170), (334, 388085), (835, 155234), (1670, 77617)]