80290465

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^2\times {\mathrm{83}}^1$

素因数の和:277

約数の個数: 24

約数和(自身を含む): 101945088

約数和(自身を除く): 21654623

約数列:

[1, 5, 31, 79, 83, 155, 395, 415, 2449, 2573, 6241, 6557, 12245, 12865, 31205, 32785, 193471, 203267, 518003, 967355, 1016335, 2590015, 16058093, 80290465]

約数ペア:

[(1, 80290465), (5, 16058093), (31, 2590015), (79, 1016335), (83, 967355), (155, 518003), (395, 203267), (415, 193471), (2449, 32785), (2573, 31205), (6241, 12865), (6557, 12245)]