77626960

素因数分解:

$2^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{3061}}^1$

素因数の和:3391

約数の個数: 40

約数和(自身を含む): 181111176

約数和(自身を除く): 103484216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 634, 1268, 1585, 2536, 3061, 3170, 5072, 6122, 6340, 12244, 12680, 15305, 24488, 25360, 30610, 48976, 61220, 122440, 244880, 970337, 1940674, 3881348, 4851685, 7762696, 9703370, 15525392, 19406740, 38813480, 77626960]

約数ペア:

[(1, 77626960), (2, 38813480), (4, 19406740), (5, 15525392), (8, 9703370), (10, 7762696), (16, 4851685), (20, 3881348), (40, 1940674), (80, 970337), (317, 244880), (634, 122440), (1268, 61220), (1585, 48976), (2536, 30610), (3061, 25360), (3170, 24488), (5072, 15305), (6122, 12680), (6340, 12244)]