71789510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{397}}^1$

素因数の和:537

約数の個数: 48

約数和(自身を含む): 141589296

約数和(自身を除く): 69799786

約数列:

[1, 2, 5, 10, 13, 26, 65, 107, 130, 169, 214, 338, 397, 535, 794, 845, 1070, 1391, 1690, 1985, 2782, 3970, 5161, 6955, 10322, 13910, 18083, 25805, 36166, 42479, 51610, 67093, 84958, 90415, 134186, 180830, 212395, 335465, 424790, 552227, 670930, 1104454, 2761135, 5522270, 7178951, 14357902, 35894755, 71789510]

約数ペア:

[(1, 71789510), (2, 35894755), (5, 14357902), (10, 7178951), (13, 5522270), (26, 2761135), (65, 1104454), (107, 670930), (130, 552227), (169, 424790), (214, 335465), (338, 212395), (397, 180830), (535, 134186), (794, 90415), (845, 84958), (1070, 67093), (1391, 51610), (1690, 42479), (1985, 36166), (2782, 25805), (3970, 18083), (5161, 13910), (6955, 10322)]