61142960

素因数分解:

$2^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{2411}}^1$

素因数の和:2741

約数の個数: 40

約数和(自身を含む): 142664976

約数和(自身を除く): 81522016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 634, 1268, 1585, 2411, 2536, 3170, 4822, 5072, 6340, 9644, 12055, 12680, 19288, 24110, 25360, 38576, 48220, 96440, 192880, 764287, 1528574, 3057148, 3821435, 6114296, 7642870, 12228592, 15285740, 30571480, 61142960]

約数ペア:

[(1, 61142960), (2, 30571480), (4, 15285740), (5, 12228592), (8, 7642870), (10, 6114296), (16, 3821435), (20, 3057148), (40, 1528574), (80, 764287), (317, 192880), (634, 96440), (1268, 48220), (1585, 38576), (2411, 25360), (2536, 24110), (3170, 19288), (4822, 12680), (5072, 12055), (6340, 9644)]