87488765

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{2113}}^1$

素因数の和:2158

約数の個数: 36

約数和(自身を含む): 132306804

約数和(自身を除く): 44818039

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 169, 245, 455, 637, 845, 1183, 2113, 3185, 5915, 8281, 10565, 14791, 27469, 41405, 73955, 103537, 137345, 192283, 357097, 517685, 961415, 1345981, 1785485, 2499679, 6729905, 12498395, 17497753, 87488765]

約数ペア:

[(1, 87488765), (5, 17497753), (7, 12498395), (13, 6729905), (35, 2499679), (49, 1785485), (65, 1345981), (91, 961415), (169, 517685), (245, 357097), (455, 192283), (637, 137345), (845, 103537), (1183, 73955), (2113, 41405), (3185, 27469), (5915, 14791), (8281, 10565)]