90928760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{13451}}^1$

素因数の和:13488

約数の個数: 48

約数和(自身を含む): 221554440

約数和(自身を除く): 130625680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 13451, 26902, 53804, 67255, 107608, 134510, 174863, 269020, 349726, 538040, 699452, 874315, 1398904, 1748630, 2273219, 3497260, 4546438, 6994520, 9092876, 11366095, 18185752, 22732190, 45464380, 90928760]

約数ペア:

[(1, 90928760), (2, 45464380), (4, 22732190), (5, 18185752), (8, 11366095), (10, 9092876), (13, 6994520), (20, 4546438), (26, 3497260), (40, 2273219), (52, 1748630), (65, 1398904), (104, 874315), (130, 699452), (169, 538040), (260, 349726), (338, 269020), (520, 174863), (676, 134510), (845, 107608), (1352, 67255), (1690, 53804), (3380, 26902), (6760, 13451)]