142711205

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{1049}}^1$

素因数の和:1110

約数の個数: 48

約数和(自身を含む): 221356800

約数和(自身を除く): 78645595

約数列:

[1, 5, 7, 13, 23, 35, 65, 91, 115, 161, 169, 299, 455, 805, 845, 1049, 1183, 1495, 2093, 3887, 5245, 5915, 7343, 10465, 13637, 19435, 24127, 27209, 36715, 68185, 95459, 120635, 136045, 168889, 177281, 313651, 477295, 844445, 886405, 1240967, 1568255, 2195557, 4077463, 6204835, 10977785, 20387315, 28542241, 142711205]

約数ペア:

[(1, 142711205), (5, 28542241), (7, 20387315), (13, 10977785), (23, 6204835), (35, 4077463), (65, 2195557), (91, 1568255), (115, 1240967), (161, 886405), (169, 844445), (299, 477295), (455, 313651), (805, 177281), (845, 168889), (1049, 136045), (1183, 120635), (1495, 95459), (2093, 68185), (3887, 36715), (5245, 27209), (5915, 24127), (7343, 19435), (10465, 13637)]