28493950

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:541

約数の個数: 48

約数和(自身を含む): 56224080

約数和(自身を除く): 27730130

約数列:

[1, 2, 5, 10, 25, 29, 43, 50, 58, 86, 145, 215, 290, 430, 457, 725, 914, 1075, 1247, 1450, 2150, 2285, 2494, 4570, 6235, 11425, 12470, 13253, 19651, 22850, 26506, 31175, 39302, 62350, 66265, 98255, 132530, 196510, 331325, 491275, 569879, 662650, 982550, 1139758, 2849395, 5698790, 14246975, 28493950]

約数ペア:

[(1, 28493950), (2, 14246975), (5, 5698790), (10, 2849395), (25, 1139758), (29, 982550), (43, 662650), (50, 569879), (58, 491275), (86, 331325), (145, 196510), (215, 132530), (290, 98255), (430, 66265), (457, 62350), (725, 39302), (914, 31175), (1075, 26506), (1247, 22850), (1450, 19651), (2150, 13253), (2285, 12470), (2494, 11425), (4570, 6235)]