85544810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21227}}^1$

素因数の和:21278

約数の個数: 32

約数和(自身を含む): 171182592

約数和(自身を除く): 85637782

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 21227, 42454, 106135, 212270, 275951, 551902, 658037, 1316074, 1379755, 2759510, 3290185, 6580370, 8554481, 17108962, 42772405, 85544810]

約数ペア:

[(1, 85544810), (2, 42772405), (5, 17108962), (10, 8554481), (13, 6580370), (26, 3290185), (31, 2759510), (62, 1379755), (65, 1316074), (130, 658037), (155, 551902), (310, 275951), (403, 212270), (806, 106135), (2015, 42454), (4030, 21227)]