77627680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37321}}^1$

素因数の和:37349

約数の個数: 48

約数和(自身を含む): 197508024

約数和(自身を除く): 119880344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 37321, 74642, 149284, 186605, 298568, 373210, 485173, 597136, 746420, 970346, 1194272, 1492840, 1940692, 2425865, 2985680, 3881384, 4851730, 5971360, 7762768, 9703460, 15525536, 19406920, 38813840, 77627680]

約数ペア:

[(1, 77627680), (2, 38813840), (4, 19406920), (5, 15525536), (8, 9703460), (10, 7762768), (13, 5971360), (16, 4851730), (20, 3881384), (26, 2985680), (32, 2425865), (40, 1940692), (52, 1492840), (65, 1194272), (80, 970346), (104, 746420), (130, 597136), (160, 485173), (208, 373210), (260, 298568), (416, 186605), (520, 149284), (1040, 74642), (2080, 37321)]