80841808

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{617}}^1$

素因数の和:1075

約数の個数: 40

約数和(自身を含む): 165525120

約数和(自身を除く): 84683312

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 431, 617, 862, 1234, 1724, 2468, 3448, 4936, 6896, 8189, 9872, 11723, 16378, 23446, 32756, 46892, 65512, 93784, 131024, 187568, 265927, 531854, 1063708, 2127416, 4254832, 5052613, 10105226, 20210452, 40420904, 80841808]

約数ペア:

[(1, 80841808), (2, 40420904), (4, 20210452), (8, 10105226), (16, 5052613), (19, 4254832), (38, 2127416), (76, 1063708), (152, 531854), (304, 265927), (431, 187568), (617, 131024), (862, 93784), (1234, 65512), (1724, 46892), (2468, 32756), (3448, 23446), (4936, 16378), (6896, 11723), (8189, 9872)]