66123395

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^2\times {\mathrm{163}}^1$

素因数の和:339

約数の個数: 24

約数和(自身を含む): 87078096

約数和(自身を除く): 20954701

約数列:

[1, 5, 13, 65, 79, 163, 395, 815, 1027, 2119, 5135, 6241, 10595, 12877, 31205, 64385, 81133, 167401, 405665, 837005, 1017283, 5086415, 13224679, 66123395]

約数ペア:

[(1, 66123395), (5, 13224679), (13, 5086415), (65, 1017283), (79, 837005), (163, 405665), (395, 167401), (815, 81133), (1027, 64385), (2119, 31205), (5135, 12877), (6241, 10595)]