137102920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{1009}}^1$

素因数の和:1142

約数の個数: 64

約数和(自身を含む): 319968000

約数和(自身を除く): 182865080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 79, 86, 158, 172, 215, 316, 344, 395, 430, 632, 790, 860, 1009, 1580, 1720, 2018, 3160, 3397, 4036, 5045, 6794, 8072, 10090, 13588, 16985, 20180, 27176, 33970, 40360, 43387, 67940, 79711, 86774, 135880, 159422, 173548, 216935, 318844, 347096, 398555, 433870, 637688, 797110, 867740, 1594220, 1735480, 3188440, 3427573, 6855146, 13710292, 17137865, 27420584, 34275730, 68551460, 137102920]

約数ペア:

[(1, 137102920), (2, 68551460), (4, 34275730), (5, 27420584), (8, 17137865), (10, 13710292), (20, 6855146), (40, 3427573), (43, 3188440), (79, 1735480), (86, 1594220), (158, 867740), (172, 797110), (215, 637688), (316, 433870), (344, 398555), (395, 347096), (430, 318844), (632, 216935), (790, 173548), (860, 159422), (1009, 135880), (1580, 86774), (1720, 79711), (2018, 67940), (3160, 43387), (3397, 40360), (4036, 33970), (5045, 27176), (6794, 20180), (8072, 16985), (10090, 13588)]