80128568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{3911}}^1$

素因数の和:4127

約数の個数: 32

約数和(自身を含む): 162660960

約数和(自身を除く): 82532392

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 197, 394, 788, 1576, 2561, 3911, 5122, 7822, 10244, 15644, 20488, 31288, 50843, 101686, 203372, 406744, 770467, 1540934, 3081868, 6163736, 10016071, 20032142, 40064284, 80128568]

約数ペア:

[(1, 80128568), (2, 40064284), (4, 20032142), (8, 10016071), (13, 6163736), (26, 3081868), (52, 1540934), (104, 770467), (197, 406744), (394, 203372), (788, 101686), (1576, 50843), (2561, 31288), (3911, 20488), (5122, 15644), (7822, 10244)]