40117025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 58215024

約数和(自身を除く): 18097999

約数列:

[1, 5, 13, 17, 25, 53, 65, 85, 137, 221, 265, 325, 425, 685, 689, 901, 1105, 1325, 1781, 2329, 3425, 3445, 4505, 5525, 7261, 8905, 11645, 11713, 17225, 22525, 30277, 36305, 44525, 58225, 58565, 94393, 123437, 151385, 181525, 292825, 471965, 617185, 756925, 1604681, 2359825, 3085925, 8023405, 40117025]

約数ペア:

[(1, 40117025), (5, 8023405), (13, 3085925), (17, 2359825), (25, 1604681), (53, 756925), (65, 617185), (85, 471965), (137, 292825), (221, 181525), (265, 151385), (325, 123437), (425, 94393), (685, 58565), (689, 58225), (901, 44525), (1105, 36305), (1325, 30277), (1781, 22525), (2329, 17225), (3425, 11713), (3445, 11645), (4505, 8905), (5525, 7261)]