26280640

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4831}}^1$

素因数の和:4865

約数の個数: 56

約数和(自身を含む): 66275712

約数和(自身を除く): 39995072

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 4831, 5440, 9662, 19324, 24155, 38648, 48310, 77296, 82127, 96620, 154592, 164254, 193240, 309184, 328508, 386480, 410635, 657016, 772960, 821270, 1314032, 1545920, 1642540, 2628064, 3285080, 5256128, 6570160, 13140320, 26280640]

約数ペア:

[(1, 26280640), (2, 13140320), (4, 6570160), (5, 5256128), (8, 3285080), (10, 2628064), (16, 1642540), (17, 1545920), (20, 1314032), (32, 821270), (34, 772960), (40, 657016), (64, 410635), (68, 386480), (80, 328508), (85, 309184), (136, 193240), (160, 164254), (170, 154592), (272, 96620), (320, 82127), (340, 77296), (544, 48310), (680, 38648), (1088, 24155), (1360, 19324), (2720, 9662), (4831, 5440)]