81005364

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{607}}^1$

素因数の和:965

約数の個数: 72

約数和(自身を含む): 224410368

約数和(自身を除く): 143405004

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 337, 396, 607, 674, 1011, 1214, 1348, 1821, 2022, 2428, 3033, 3642, 3707, 4044, 5463, 6066, 6677, 7284, 7414, 10926, 11121, 12132, 13354, 14828, 20031, 21852, 22242, 26708, 33363, 40062, 44484, 60093, 66726, 80124, 120186, 133452, 204559, 240372, 409118, 613677, 818236, 1227354, 1841031, 2250149, 2454708, 3682062, 4500298, 6750447, 7364124, 9000596, 13500894, 20251341, 27001788, 40502682, 81005364]

約数ペア:

[(1, 81005364), (2, 40502682), (3, 27001788), (4, 20251341), (6, 13500894), (9, 9000596), (11, 7364124), (12, 6750447), (18, 4500298), (22, 3682062), (33, 2454708), (36, 2250149), (44, 1841031), (66, 1227354), (99, 818236), (132, 613677), (198, 409118), (337, 240372), (396, 204559), (607, 133452), (674, 120186), (1011, 80124), (1214, 66726), (1348, 60093), (1821, 44484), (2022, 40062), (2428, 33363), (3033, 26708), (3642, 22242), (3707, 21852), (4044, 20031), (5463, 14828), (6066, 13354), (6677, 12132), (7284, 11121), (7414, 10926)]