81561408

素因数分解:

$2^6\times 3^1\times {\mathrm{149}}^1\times {\mathrm{2851}}^1$

素因数の和:3015

約数の個数: 56

約数和(自身を含む): 217322400

約数和(自身を除く): 135760992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 149, 192, 298, 447, 596, 894, 1192, 1788, 2384, 2851, 3576, 4768, 5702, 7152, 8553, 9536, 11404, 14304, 17106, 22808, 28608, 34212, 45616, 68424, 91232, 136848, 182464, 273696, 424799, 547392, 849598, 1274397, 1699196, 2548794, 3398392, 5097588, 6796784, 10195176, 13593568, 20390352, 27187136, 40780704, 81561408]

約数ペア:

[(1, 81561408), (2, 40780704), (3, 27187136), (4, 20390352), (6, 13593568), (8, 10195176), (12, 6796784), (16, 5097588), (24, 3398392), (32, 2548794), (48, 1699196), (64, 1274397), (96, 849598), (149, 547392), (192, 424799), (298, 273696), (447, 182464), (596, 136848), (894, 91232), (1192, 68424), (1788, 45616), (2384, 34212), (2851, 28608), (3576, 22808), (4768, 17106), (5702, 14304), (7152, 11404), (8553, 9536)]