88872640

素因数分解:

$2^6\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1439}}^1$

素因数の和:1649

約数の個数: 56

約数和(自身を含む): 212872320

約数和(自身を除く): 123999680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 193, 320, 386, 772, 965, 1439, 1544, 1930, 2878, 3088, 3860, 5756, 6176, 7195, 7720, 11512, 12352, 14390, 15440, 23024, 28780, 30880, 46048, 57560, 61760, 92096, 115120, 230240, 277727, 460480, 555454, 1110908, 1388635, 2221816, 2777270, 4443632, 5554540, 8887264, 11109080, 17774528, 22218160, 44436320, 88872640]

約数ペア:

[(1, 88872640), (2, 44436320), (4, 22218160), (5, 17774528), (8, 11109080), (10, 8887264), (16, 5554540), (20, 4443632), (32, 2777270), (40, 2221816), (64, 1388635), (80, 1110908), (160, 555454), (193, 460480), (320, 277727), (386, 230240), (772, 115120), (965, 92096), (1439, 61760), (1544, 57560), (1930, 46048), (2878, 30880), (3088, 28780), (3860, 23024), (5756, 15440), (6176, 14390), (7195, 12352), (7720, 11512)]