79906960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{487}}^1$

素因数の和:800

約数の個数: 80

約数和(自身を含む): 213486336

約数和(自身を除く): 133579376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 293, 487, 560, 586, 974, 1172, 1465, 1948, 2051, 2344, 2435, 2930, 3409, 3896, 4102, 4688, 4870, 5860, 6818, 7792, 8204, 9740, 10255, 11720, 13636, 16408, 17045, 19480, 20510, 23440, 27272, 32816, 34090, 38960, 41020, 54544, 68180, 82040, 136360, 142691, 164080, 272720, 285382, 570764, 713455, 998837, 1141528, 1426910, 1997674, 2283056, 2853820, 3995348, 4994185, 5707640, 7990696, 9988370, 11415280, 15981392, 19976740, 39953480, 79906960]

約数ペア:

[(1, 79906960), (2, 39953480), (4, 19976740), (5, 15981392), (7, 11415280), (8, 9988370), (10, 7990696), (14, 5707640), (16, 4994185), (20, 3995348), (28, 2853820), (35, 2283056), (40, 1997674), (56, 1426910), (70, 1141528), (80, 998837), (112, 713455), (140, 570764), (280, 285382), (293, 272720), (487, 164080), (560, 142691), (586, 136360), (974, 82040), (1172, 68180), (1465, 54544), (1948, 41020), (2051, 38960), (2344, 34090), (2435, 32816), (2930, 27272), (3409, 23440), (3896, 20510), (4102, 19480), (4688, 17045), (4870, 16408), (5860, 13636), (6818, 11720), (7792, 10255), (8204, 9740)]