80619560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{3469}}^1$

素因数の和:3570

約数の個数: 64

約数和(自身を含む): 209865600

約数和(自身を除く): 129246040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 83, 140, 166, 280, 332, 415, 581, 664, 830, 1162, 1660, 2324, 2905, 3320, 3469, 4648, 5810, 6938, 11620, 13876, 17345, 23240, 24283, 27752, 34690, 48566, 69380, 97132, 121415, 138760, 194264, 242830, 287927, 485660, 575854, 971320, 1151708, 1439635, 2015489, 2303416, 2879270, 4030978, 5758540, 8061956, 10077445, 11517080, 16123912, 20154890, 40309780, 80619560]

約数ペア:

[(1, 80619560), (2, 40309780), (4, 20154890), (5, 16123912), (7, 11517080), (8, 10077445), (10, 8061956), (14, 5758540), (20, 4030978), (28, 2879270), (35, 2303416), (40, 2015489), (56, 1439635), (70, 1151708), (83, 971320), (140, 575854), (166, 485660), (280, 287927), (332, 242830), (415, 194264), (581, 138760), (664, 121415), (830, 97132), (1162, 69380), (1660, 48566), (2324, 34690), (2905, 27752), (3320, 24283), (3469, 23240), (4648, 17345), (5810, 13876), (6938, 11620)]