81035872

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{823}}^1$

素因数の和:1031

約数の個数: 48

約数和(自身を含む): 170063712

約数和(自身を除く): 89027840

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 181, 272, 362, 544, 724, 823, 1448, 1646, 2896, 3077, 3292, 5792, 6154, 6584, 12308, 13168, 13991, 24616, 26336, 27982, 49232, 55964, 98464, 111928, 148963, 223856, 297926, 447712, 595852, 1191704, 2383408, 2532371, 4766816, 5064742, 10129484, 20258968, 40517936, 81035872]

約数ペア:

[(1, 81035872), (2, 40517936), (4, 20258968), (8, 10129484), (16, 5064742), (17, 4766816), (32, 2532371), (34, 2383408), (68, 1191704), (136, 595852), (181, 447712), (272, 297926), (362, 223856), (544, 148963), (724, 111928), (823, 98464), (1448, 55964), (1646, 49232), (2896, 27982), (3077, 26336), (3292, 24616), (5792, 13991), (6154, 13168), (6584, 12308)]