83993840

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{3061}}^1$

素因数の和:3095

約数の個数: 80

約数和(自身を含む): 227812800

約数和(自身を除く): 143818960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2744, 3061, 3430, 3920, 5488, 6122, 6860, 12244, 13720, 15305, 21427, 24488, 27440, 30610, 42854, 48976, 61220, 85708, 107135, 122440, 149989, 171416, 214270, 244880, 299978, 342832, 428540, 599956, 749945, 857080, 1049923, 1199912, 1499890, 1714160, 2099846, 2399824, 2999780, 4199692, 5249615, 5999560, 8399384, 10499230, 11999120, 16798768, 20998460, 41996920, 83993840]

約数ペア:

[(1, 83993840), (2, 41996920), (4, 20998460), (5, 16798768), (7, 11999120), (8, 10499230), (10, 8399384), (14, 5999560), (16, 5249615), (20, 4199692), (28, 2999780), (35, 2399824), (40, 2099846), (49, 1714160), (56, 1499890), (70, 1199912), (80, 1049923), (98, 857080), (112, 749945), (140, 599956), (196, 428540), (245, 342832), (280, 299978), (343, 244880), (392, 214270), (490, 171416), (560, 149989), (686, 122440), (784, 107135), (980, 85708), (1372, 61220), (1715, 48976), (1960, 42854), (2744, 30610), (3061, 27440), (3430, 24488), (3920, 21427), (5488, 15305), (6122, 13720), (6860, 12244)]