80526316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{3593}}^1$

素因数の和:4041

約数の個数: 24

約数和(自身を含む): 152155584

約数和(自身を除く): 71629268

約数列:

[1, 2, 4, 13, 26, 52, 431, 862, 1724, 3593, 5603, 7186, 11206, 14372, 22412, 46709, 93418, 186836, 1548583, 3097166, 6194332, 20131579, 40263158, 80526316]

約数ペア:

[(1, 80526316), (2, 40263158), (4, 20131579), (13, 6194332), (26, 3097166), (52, 1548583), (431, 186836), (862, 93418), (1724, 46709), (3593, 22412), (5603, 14372), (7186, 11206)]