72167260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1471}}^1$

素因数の和:1714

約数の個数: 48

約数和(自身を含む): 166182912

約数和(自身を除く): 94015652

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 223, 446, 892, 1115, 1471, 2230, 2453, 2942, 4460, 4906, 5884, 7355, 9812, 12265, 14710, 16181, 24530, 29420, 32362, 49060, 64724, 80905, 161810, 323620, 328033, 656066, 1312132, 1640165, 3280330, 3608363, 6560660, 7216726, 14433452, 18041815, 36083630, 72167260]

約数ペア:

[(1, 72167260), (2, 36083630), (4, 18041815), (5, 14433452), (10, 7216726), (11, 6560660), (20, 3608363), (22, 3280330), (44, 1640165), (55, 1312132), (110, 656066), (220, 328033), (223, 323620), (446, 161810), (892, 80905), (1115, 64724), (1471, 49060), (2230, 32362), (2453, 29420), (2942, 24530), (4460, 16181), (4906, 14710), (5884, 12265), (7355, 9812)]