80643728

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{9749}}^1$

素因数の和:9815

約数の個数: 40

約数和(自身を含む): 174096000

約数和(自身を除く): 93452272

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 47, 88, 94, 176, 188, 376, 517, 752, 1034, 2068, 4136, 8272, 9749, 19498, 38996, 77992, 107239, 155984, 214478, 428956, 458203, 857912, 916406, 1715824, 1832812, 3665624, 5040233, 7331248, 10080466, 20160932, 40321864, 80643728]

約数ペア:

[(1, 80643728), (2, 40321864), (4, 20160932), (8, 10080466), (11, 7331248), (16, 5040233), (22, 3665624), (44, 1832812), (47, 1715824), (88, 916406), (94, 857912), (176, 458203), (188, 428956), (376, 214478), (517, 155984), (752, 107239), (1034, 77992), (2068, 38996), (4136, 19498), (8272, 9749)]