85605320

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{4831}}^1$

素因数の和:5285

約数の個数: 32

約数和(自身を含む): 193086720

約数和(自身を除く): 107481400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1772, 2215, 3544, 4430, 4831, 8860, 9662, 17720, 19324, 24155, 38648, 48310, 96620, 193240, 2140133, 4280266, 8560532, 10700665, 17121064, 21401330, 42802660, 85605320]

約数ペア:

[(1, 85605320), (2, 42802660), (4, 21401330), (5, 17121064), (8, 10700665), (10, 8560532), (20, 4280266), (40, 2140133), (443, 193240), (886, 96620), (1772, 48310), (2215, 38648), (3544, 24155), (4430, 19324), (4831, 17720), (8860, 9662)]