87377320

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{4931}}^1$

素因数の和:5385

約数の個数: 32

約数和(自身を含む): 197082720

約数和(自身を除く): 109705400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1772, 2215, 3544, 4430, 4931, 8860, 9862, 17720, 19724, 24655, 39448, 49310, 98620, 197240, 2184433, 4368866, 8737732, 10922165, 17475464, 21844330, 43688660, 87377320]

約数ペア:

[(1, 87377320), (2, 43688660), (4, 21844330), (5, 17475464), (8, 10922165), (10, 8737732), (20, 4368866), (40, 2184433), (443, 197240), (886, 98620), (1772, 49310), (2215, 39448), (3544, 24655), (4430, 19724), (4931, 17720), (8860, 9862)]