80770417

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{479}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 106444800

約数和(自身を除く): 25674383

約数列:

[1, 7, 13, 17, 91, 109, 119, 221, 479, 763, 1417, 1547, 1853, 3353, 6227, 8143, 9919, 12971, 24089, 43589, 52211, 57001, 105859, 168623, 365477, 678743, 741013, 887587, 4751201, 6213109, 11538631, 80770417]

約数ペア:

[(1, 80770417), (7, 11538631), (13, 6213109), (17, 4751201), (91, 887587), (109, 741013), (119, 678743), (221, 365477), (479, 168623), (763, 105859), (1417, 57001), (1547, 52211), (1853, 43589), (3353, 24089), (6227, 12971), (8143, 9919)]