25894960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3557}}^1$

素因数の和:3590

約数の個数: 80

約数和(自身を含む): 74120256

約数和(自身を除く): 48225296

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3557, 3640, 7114, 7280, 14228, 17785, 24899, 28456, 35570, 46241, 49798, 56912, 71140, 92482, 99596, 124495, 142280, 184964, 199192, 231205, 248990, 284560, 323687, 369928, 398384, 462410, 497980, 647374, 739856, 924820, 995960, 1294748, 1618435, 1849640, 1991920, 2589496, 3236870, 3699280, 5178992, 6473740, 12947480, 25894960]

約数ペア:

[(1, 25894960), (2, 12947480), (4, 6473740), (5, 5178992), (7, 3699280), (8, 3236870), (10, 2589496), (13, 1991920), (14, 1849640), (16, 1618435), (20, 1294748), (26, 995960), (28, 924820), (35, 739856), (40, 647374), (52, 497980), (56, 462410), (65, 398384), (70, 369928), (80, 323687), (91, 284560), (104, 248990), (112, 231205), (130, 199192), (140, 184964), (182, 142280), (208, 124495), (260, 99596), (280, 92482), (364, 71140), (455, 56912), (520, 49798), (560, 46241), (728, 35570), (910, 28456), (1040, 24899), (1456, 17785), (1820, 14228), (3557, 7280), (3640, 7114)]