129714680

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1669}}^1$

素因数の和:1776

約数の個数: 64

約数和(自身を含む): 306612000

約数和(自身を除く): 176897320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 67, 116, 134, 145, 232, 268, 290, 335, 536, 580, 670, 1160, 1340, 1669, 1943, 2680, 3338, 3886, 6676, 7772, 8345, 9715, 13352, 15544, 16690, 19430, 33380, 38860, 48401, 66760, 77720, 96802, 111823, 193604, 223646, 242005, 387208, 447292, 484010, 559115, 894584, 968020, 1118230, 1936040, 2236460, 3242867, 4472920, 6485734, 12971468, 16214335, 25942936, 32428670, 64857340, 129714680]

約数ペア:

[(1, 129714680), (2, 64857340), (4, 32428670), (5, 25942936), (8, 16214335), (10, 12971468), (20, 6485734), (29, 4472920), (40, 3242867), (58, 2236460), (67, 1936040), (116, 1118230), (134, 968020), (145, 894584), (232, 559115), (268, 484010), (290, 447292), (335, 387208), (536, 242005), (580, 223646), (670, 193604), (1160, 111823), (1340, 96802), (1669, 77720), (1943, 66760), (2680, 48401), (3338, 38860), (3886, 33380), (6676, 19430), (7772, 16690), (8345, 15544), (9715, 13352)]