680915495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{255503}}^1$

素因数の和:255562

約数の個数: 16

約数和(自身を含む): 901418112

約数和(自身を除く): 220502617

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 255503, 1277515, 3321539, 10475623, 16607695, 52378115, 136183099, 680915495]

約数ペア:

[(1, 680915495), (5, 136183099), (13, 52378115), (41, 16607695), (65, 10475623), (205, 3321539), (533, 1277515), (2665, 255503)]