80821059215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{39161}}^1\times {\mathrm{31751}}^1$

素因数の和:70930

約数の個数: 16

約数和(自身を含む): 104451633216

約数和(自身を除く): 23630574001

約数列:

[1, 5, 13, 65, 31751, 39161, 158755, 195805, 412763, 509093, 2063815, 2545465, 1243400911, 6217004555, 16164211843, 80821059215]

約数ペア:

[(1, 80821059215), (5, 16164211843), (13, 6217004555), (65, 1243400911), (31751, 2545465), (39161, 2063815), (158755, 509093), (195805, 412763)]