401920705

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{5077}}^1$

素因数の和:5376

約数の個数: 16

約数和(自身を含む): 491387904

約数和(自身を除く): 89467199

約数列:

[1, 5, 71, 223, 355, 1115, 5077, 15833, 25385, 79165, 360467, 1132171, 1802335, 5660855, 80384141, 401920705]

約数ペア:

[(1, 401920705), (5, 80384141), (71, 5660855), (223, 1802335), (355, 1132171), (1115, 360467), (5077, 79165), (15833, 25385)]