78666850

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{239}}^1$

素因数の和:507

約数の個数: 48

約数和(自身を含む): 152668800

約数和(自身を除く): 74001950

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 227, 239, 290, 454, 478, 725, 1135, 1195, 1450, 2270, 2390, 5675, 5975, 6583, 6931, 11350, 11950, 13166, 13862, 32915, 34655, 54253, 65830, 69310, 108506, 164575, 173275, 271265, 329150, 346550, 542530, 1356325, 1573337, 2712650, 3146674, 7866685, 15733370, 39333425, 78666850]

約数ペア:

[(1, 78666850), (2, 39333425), (5, 15733370), (10, 7866685), (25, 3146674), (29, 2712650), (50, 1573337), (58, 1356325), (145, 542530), (227, 346550), (239, 329150), (290, 271265), (454, 173275), (478, 164575), (725, 108506), (1135, 69310), (1195, 65830), (1450, 54253), (2270, 34655), (2390, 32915), (5675, 13862), (5975, 13166), (6583, 11950), (6931, 11350)]