8820825

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 16040640

約数和(自身を除く): 7219815

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 83, 109, 195, 249, 325, 327, 415, 545, 975, 1079, 1245, 1417, 1635, 2075, 2725, 3237, 4251, 5395, 6225, 7085, 8175, 9047, 16185, 21255, 26975, 27141, 35425, 45235, 80925, 106275, 117611, 135705, 226175, 352833, 588055, 678525, 1764165, 2940275, 8820825]

約数ペア:

[(1, 8820825), (3, 2940275), (5, 1764165), (13, 678525), (15, 588055), (25, 352833), (39, 226175), (65, 135705), (75, 117611), (83, 106275), (109, 80925), (195, 45235), (249, 35425), (325, 27141), (327, 26975), (415, 21255), (545, 16185), (975, 9047), (1079, 8175), (1245, 7085), (1417, 6225), (1635, 5395), (2075, 4251), (2725, 3237)]