84785320

素因数分解:

$2^3\times 5^1\times {\mathrm{1319}}^1\times {\mathrm{1607}}^1$

素因数の和:2937

約数の個数: 32

約数和(自身を含む): 191030400

約数和(自身を除く): 106245080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1319, 1607, 2638, 3214, 5276, 6428, 6595, 8035, 10552, 12856, 13190, 16070, 26380, 32140, 52760, 64280, 2119633, 4239266, 8478532, 10598165, 16957064, 21196330, 42392660, 84785320]

約数ペア:

[(1, 84785320), (2, 42392660), (4, 21196330), (5, 16957064), (8, 10598165), (10, 8478532), (20, 4239266), (40, 2119633), (1319, 64280), (1607, 52760), (2638, 32140), (3214, 26380), (5276, 16070), (6428, 13190), (6595, 12856), (8035, 10552)]