68659820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2753}}^1$

素因数の和:2834

約数の個数: 48

約数和(自身を含む): 152681760

約数和(自身を除く): 84021940

約数列:

[1, 2, 4, 5, 10, 20, 29, 43, 58, 86, 116, 145, 172, 215, 290, 430, 580, 860, 1247, 2494, 2753, 4988, 5506, 6235, 11012, 12470, 13765, 24940, 27530, 55060, 79837, 118379, 159674, 236758, 319348, 399185, 473516, 591895, 798370, 1183790, 1596740, 2367580, 3432991, 6865982, 13731964, 17164955, 34329910, 68659820]

約数ペア:

[(1, 68659820), (2, 34329910), (4, 17164955), (5, 13731964), (10, 6865982), (20, 3432991), (29, 2367580), (43, 1596740), (58, 1183790), (86, 798370), (116, 591895), (145, 473516), (172, 399185), (215, 319348), (290, 236758), (430, 159674), (580, 118379), (860, 79837), (1247, 55060), (2494, 27530), (2753, 24940), (4988, 13765), (5506, 12470), (6235, 11012)]