31144550

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:545

約数の個数: 48

約数和(自身を含む): 61335360

約数和(自身を除く): 30190810

約数列:

[1, 2, 5, 10, 25, 29, 47, 50, 58, 94, 145, 235, 290, 457, 470, 725, 914, 1175, 1363, 1450, 2285, 2350, 2726, 4570, 6815, 11425, 13253, 13630, 21479, 22850, 26506, 34075, 42958, 66265, 68150, 107395, 132530, 214790, 331325, 536975, 622891, 662650, 1073950, 1245782, 3114455, 6228910, 15572275, 31144550]

約数ペア:

[(1, 31144550), (2, 15572275), (5, 6228910), (10, 3114455), (25, 1245782), (29, 1073950), (47, 662650), (50, 622891), (58, 536975), (94, 331325), (145, 214790), (235, 132530), (290, 107395), (457, 68150), (470, 66265), (725, 42958), (914, 34075), (1175, 26506), (1363, 22850), (1450, 21479), (2285, 13630), (2350, 13253), (2726, 11425), (4570, 6815)]