72804805

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{3491}}^1$

素因数の和:3636

約数の個数: 16

約数和(自身を含む): 90345024

約数和(自身を除く): 17540219

約数列:

[1, 5, 43, 97, 215, 485, 3491, 4171, 17455, 20855, 150113, 338627, 750565, 1693135, 14560961, 72804805]

約数ペア:

[(1, 72804805), (5, 14560961), (43, 1693135), (97, 750565), (215, 338627), (485, 150113), (3491, 20855), (4171, 17455)]