2015156975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{45259}}^1$

素因数の和:45419

約数の個数: 24

約数和(自身を含む): 2710711920

約数和(自身を除く): 695554945

約数列:

[1, 5, 13, 25, 65, 137, 325, 685, 1781, 3425, 8905, 44525, 45259, 226295, 588367, 1131475, 2941835, 6200483, 14709175, 31002415, 80606279, 155012075, 403031395, 2015156975]

約数ペア:

[(1, 2015156975), (5, 403031395), (13, 155012075), (25, 80606279), (65, 31002415), (137, 14709175), (325, 6200483), (685, 2941835), (1781, 1131475), (3425, 588367), (8905, 226295), (44525, 45259)]