81820512

素因数分解:

$2^5\times 3^2\times {\mathrm{127}}^1\times {\mathrm{2237}}^1$

素因数の和:2380

約数の個数: 72

約数和(自身を含む): 234614016

約数和(自身を除く): 152793504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 127, 144, 254, 288, 381, 508, 762, 1016, 1143, 1524, 2032, 2237, 2286, 3048, 4064, 4474, 4572, 6096, 6711, 8948, 9144, 12192, 13422, 17896, 18288, 20133, 26844, 35792, 36576, 40266, 53688, 71584, 80532, 107376, 161064, 214752, 284099, 322128, 568198, 644256, 852297, 1136396, 1704594, 2272792, 2556891, 3409188, 4545584, 5113782, 6818376, 9091168, 10227564, 13636752, 20455128, 27273504, 40910256, 81820512]

約数ペア:

[(1, 81820512), (2, 40910256), (3, 27273504), (4, 20455128), (6, 13636752), (8, 10227564), (9, 9091168), (12, 6818376), (16, 5113782), (18, 4545584), (24, 3409188), (32, 2556891), (36, 2272792), (48, 1704594), (72, 1136396), (96, 852297), (127, 644256), (144, 568198), (254, 322128), (288, 284099), (381, 214752), (508, 161064), (762, 107376), (1016, 80532), (1143, 71584), (1524, 53688), (2032, 40266), (2237, 36576), (2286, 35792), (3048, 26844), (4064, 20133), (4474, 18288), (4572, 17896), (6096, 13422), (6711, 12192), (8948, 9144)]