90812905

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1\times {\mathrm{521}}^1$

素因数の和:1088

約数の個数: 16

約数和(自身を含む): 110947968

約数和(自身を除く): 20135063

約数列:

[1, 5, 71, 355, 491, 521, 2455, 2605, 34861, 36991, 174305, 184955, 255811, 1279055, 18162581, 90812905]

約数ペア:

[(1, 90812905), (5, 18162581), (71, 1279055), (355, 255811), (491, 184955), (521, 174305), (2455, 36991), (2605, 34861)]