77886120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49927}}^1$

素因数の和:49954

約数の個数: 64

約数和(自身を含む): 251637120

約数和(自身を除く): 173751000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 49927, 99854, 149781, 199708, 249635, 299562, 399416, 499270, 599124, 649051, 748905, 998540, 1198248, 1298102, 1497810, 1947153, 1997080, 2596204, 2995620, 3245255, 3894306, 5192408, 5991240, 6490510, 7788612, 9735765, 12981020, 15577224, 19471530, 25962040, 38943060, 77886120]

約数ペア:

[(1, 77886120), (2, 38943060), (3, 25962040), (4, 19471530), (5, 15577224), (6, 12981020), (8, 9735765), (10, 7788612), (12, 6490510), (13, 5991240), (15, 5192408), (20, 3894306), (24, 3245255), (26, 2995620), (30, 2596204), (39, 1997080), (40, 1947153), (52, 1497810), (60, 1298102), (65, 1198248), (78, 998540), (104, 748905), (120, 649051), (130, 599124), (156, 499270), (195, 399416), (260, 299562), (312, 249635), (390, 199708), (520, 149781), (780, 99854), (1560, 49927)]