81146350

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{293}}^1$

素因数の和:525

約数の個数: 48

約数和(自身を含む): 157489920

約数和(自身を除く): 76343570

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 191, 290, 293, 382, 586, 725, 955, 1450, 1465, 1910, 2930, 4775, 5539, 7325, 8497, 9550, 11078, 14650, 16994, 27695, 42485, 55390, 55963, 84970, 111926, 138475, 212425, 276950, 279815, 424850, 559630, 1399075, 1622927, 2798150, 3245854, 8114635, 16229270, 40573175, 81146350]

約数ペア:

[(1, 81146350), (2, 40573175), (5, 16229270), (10, 8114635), (25, 3245854), (29, 2798150), (50, 1622927), (58, 1399075), (145, 559630), (191, 424850), (290, 279815), (293, 276950), (382, 212425), (586, 138475), (725, 111926), (955, 84970), (1450, 55963), (1465, 55390), (1910, 42485), (2930, 27695), (4775, 16994), (5539, 14650), (7325, 11078), (8497, 9550)]