72649810

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{81629}}^1$

素因数の和:81725

約数の個数: 16

約数和(自身を含む): 132240600

約数和(自身を除く): 59590790

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 81629, 163258, 408145, 816290, 7264981, 14529962, 36324905, 72649810]

約数ペア:

[(1, 72649810), (2, 36324905), (5, 14529962), (10, 7264981), (89, 816290), (178, 408145), (445, 163258), (890, 81629)]