72999005

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{3371}}^1$

素因数の和:3508

約数の個数: 16

約数和(自身を含む): 90315648

約数和(自身を除く): 17316643

約数列:

[1, 5, 61, 71, 305, 355, 3371, 4331, 16855, 21655, 205631, 239341, 1028155, 1196705, 14599801, 72999005]

約数ペア:

[(1, 72999005), (5, 14599801), (61, 1196705), (71, 1028155), (305, 239341), (355, 205631), (3371, 21655), (4331, 16855)]