80857575

素因数分解:

$3^3\times 5^2\times {\mathrm{103}}^1\times {\mathrm{1163}}^1$

素因数の和:1285

約数の個数: 48

約数和(自身を含む): 150109440

約数和(自身を除く): 69251865

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 103, 135, 225, 309, 515, 675, 927, 1163, 1545, 2575, 2781, 3489, 4635, 5815, 7725, 10467, 13905, 17445, 23175, 29075, 31401, 52335, 69525, 87225, 119789, 157005, 261675, 359367, 598945, 785025, 1078101, 1796835, 2994725, 3234303, 5390505, 8984175, 16171515, 26952525, 80857575]

約数ペア:

[(1, 80857575), (3, 26952525), (5, 16171515), (9, 8984175), (15, 5390505), (25, 3234303), (27, 2994725), (45, 1796835), (75, 1078101), (103, 785025), (135, 598945), (225, 359367), (309, 261675), (515, 157005), (675, 119789), (927, 87225), (1163, 69525), (1545, 52335), (2575, 31401), (2781, 29075), (3489, 23175), (4635, 17445), (5815, 13905), (7725, 10467)]