25078865

素因数分解:

$5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 35562240

約数和(自身を除く): 10483375

約数列:

[1, 5, 7, 35, 83, 89, 97, 415, 445, 485, 581, 623, 679, 2905, 3115, 3395, 7387, 8051, 8633, 36935, 40255, 43165, 51709, 56357, 60431, 258545, 281785, 302155, 716539, 3582695, 5015773, 25078865]

約数ペア:

[(1, 25078865), (5, 5015773), (7, 3582695), (35, 716539), (83, 302155), (89, 281785), (97, 258545), (415, 60431), (445, 56357), (485, 51709), (581, 43165), (623, 40255), (679, 36935), (2905, 8633), (3115, 8051), (3395, 7387)]