81292438660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{2091931}}^1$

素因数の和:2092036

約数の個数: 48

約数和(自身を含む): 179236733760

約数和(自身を除く): 97944295100

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 67, 116, 134, 145, 268, 290, 335, 580, 670, 1340, 1943, 3886, 7772, 9715, 19430, 38860, 2091931, 4183862, 8367724, 10459655, 20919310, 41838620, 60665999, 121331998, 140159377, 242663996, 280318754, 303329995, 560637508, 606659990, 700796885, 1213319980, 1401593770, 2803187540, 4064621933, 8129243866, 16258487732, 20323109665, 40646219330, 81292438660]

約数ペア:

[(1, 81292438660), (2, 40646219330), (4, 20323109665), (5, 16258487732), (10, 8129243866), (20, 4064621933), (29, 2803187540), (58, 1401593770), (67, 1213319980), (116, 700796885), (134, 606659990), (145, 560637508), (268, 303329995), (290, 280318754), (335, 242663996), (580, 140159377), (670, 121331998), (1340, 60665999), (1943, 41838620), (3886, 20919310), (7772, 10459655), (9715, 8367724), (19430, 4183862), (38860, 2091931)]