26635240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 62370000

約数和(自身を除く): 35734760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 109, 149, 164, 205, 218, 298, 328, 410, 436, 545, 596, 745, 820, 872, 1090, 1192, 1490, 1640, 2180, 2980, 4360, 4469, 5960, 6109, 8938, 12218, 16241, 17876, 22345, 24436, 30545, 32482, 35752, 44690, 48872, 61090, 64964, 81205, 89380, 122180, 129928, 162410, 178760, 244360, 324820, 649640, 665881, 1331762, 2663524, 3329405, 5327048, 6658810, 13317620, 26635240]

約数ペア:

[(1, 26635240), (2, 13317620), (4, 6658810), (5, 5327048), (8, 3329405), (10, 2663524), (20, 1331762), (40, 665881), (41, 649640), (82, 324820), (109, 244360), (149, 178760), (164, 162410), (205, 129928), (218, 122180), (298, 89380), (328, 81205), (410, 64964), (436, 61090), (545, 48872), (596, 44690), (745, 35752), (820, 32482), (872, 30545), (1090, 24436), (1192, 22345), (1490, 17876), (1640, 16241), (2180, 12218), (2980, 8938), (4360, 6109), (4469, 5960)]