81631524

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{27541}}^1$

素因数の和:27580

約数の個数: 48

約数和(自身を含む): 215929280

約数和(自身を除く): 134297756

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 27541, 55082, 82623, 110164, 165246, 330492, 358033, 523279, 716066, 1046558, 1074099, 1432132, 1569837, 2093116, 2148198, 3139674, 4296396, 6279348, 6802627, 13605254, 20407881, 27210508, 40815762, 81631524]

約数ペア:

[(1, 81631524), (2, 40815762), (3, 27210508), (4, 20407881), (6, 13605254), (12, 6802627), (13, 6279348), (19, 4296396), (26, 3139674), (38, 2148198), (39, 2093116), (52, 1569837), (57, 1432132), (76, 1074099), (78, 1046558), (114, 716066), (156, 523279), (228, 358033), (247, 330492), (494, 165246), (741, 110164), (988, 82623), (1482, 55082), (2964, 27541)]