80339450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2011}}^1$

素因数の和:2087

約数の個数: 48

約数和(自身を含む): 161668224

約数和(自身を除く): 81328774

約数列:

[1, 2, 5, 10, 17, 25, 34, 47, 50, 85, 94, 170, 235, 425, 470, 799, 850, 1175, 1598, 2011, 2350, 3995, 4022, 7990, 10055, 19975, 20110, 34187, 39950, 50275, 68374, 94517, 100550, 170935, 189034, 341870, 472585, 854675, 945170, 1606789, 1709350, 2362925, 3213578, 4725850, 8033945, 16067890, 40169725, 80339450]

約数ペア:

[(1, 80339450), (2, 40169725), (5, 16067890), (10, 8033945), (17, 4725850), (25, 3213578), (34, 2362925), (47, 1709350), (50, 1606789), (85, 945170), (94, 854675), (170, 472585), (235, 341870), (425, 189034), (470, 170935), (799, 100550), (850, 94517), (1175, 68374), (1598, 50275), (2011, 39950), (2350, 34187), (3995, 20110), (4022, 19975), (7990, 10055)]