788237725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1213}}^1$

素因数の和:1390

約数の個数: 48

約数和(自身を含む): 1138052160

約数和(自身を除く): 349814435

約数列:

[1, 5, 11, 17, 25, 55, 85, 139, 187, 275, 425, 695, 935, 1213, 1529, 2363, 3475, 4675, 6065, 7645, 11815, 13343, 20621, 25993, 30325, 38225, 59075, 66715, 103105, 129965, 168607, 226831, 333575, 515525, 649825, 843035, 1134155, 1854677, 2866319, 4215175, 5670775, 9273385, 14331595, 31529509, 46366925, 71657975, 157647545, 788237725]

約数ペア:

[(1, 788237725), (5, 157647545), (11, 71657975), (17, 46366925), (25, 31529509), (55, 14331595), (85, 9273385), (139, 5670775), (187, 4215175), (275, 2866319), (425, 1854677), (695, 1134155), (935, 843035), (1213, 649825), (1529, 515525), (2363, 333575), (3475, 226831), (4675, 168607), (6065, 129965), (7645, 103105), (11815, 66715), (13343, 59075), (20621, 38225), (25993, 30325)]