72049025

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{40591}}^1$

素因数の和:40672

約数の個数: 12

約数和(自身を含む): 90601344

約数和(自身を除く): 18552319

約数列:

[1, 5, 25, 71, 355, 1775, 40591, 202955, 1014775, 2881961, 14409805, 72049025]

約数ペア:

[(1, 72049025), (5, 14409805), (25, 2881961), (71, 1014775), (355, 202955), (1775, 40591)]