72866728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{811}}^1\times {\mathrm{1021}}^1$

素因数の和:1849

約数の個数: 32

約数和(自身を含む): 149375520

約数和(自身を除く): 76508792

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 811, 1021, 1622, 2042, 3244, 4084, 6488, 8168, 8921, 11231, 17842, 22462, 35684, 44924, 71368, 89848, 828031, 1656062, 3312124, 6624248, 9108341, 18216682, 36433364, 72866728]

約数ペア:

[(1, 72866728), (2, 36433364), (4, 18216682), (8, 9108341), (11, 6624248), (22, 3312124), (44, 1656062), (88, 828031), (811, 89848), (1021, 71368), (1622, 44924), (2042, 35684), (3244, 22462), (4084, 17842), (6488, 11231), (8168, 8921)]