1275842945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{4831}}^1$

素因数の和:5105

約数の個数: 32

約数和(自身を含む): 1753436160

約数和(自身を除く): 477593215

約数列:

[1, 5, 13, 17, 65, 85, 221, 239, 1105, 1195, 3107, 4063, 4831, 15535, 20315, 24155, 52819, 62803, 82127, 264095, 314015, 410635, 1067651, 1154609, 5338255, 5773045, 15009917, 19628353, 75049585, 98141765, 255168589, 1275842945]

約数ペア:

[(1, 1275842945), (5, 255168589), (13, 98141765), (17, 75049585), (65, 19628353), (85, 15009917), (221, 5773045), (239, 5338255), (1105, 1154609), (1195, 1067651), (3107, 410635), (4063, 314015), (4831, 264095), (15535, 82127), (20315, 62803), (24155, 52819)]