66801320

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{6029}}^1$

素因数の和:6317

約数の個数: 32

約数和(自身を含む): 150870600

約数和(自身を除く): 84069280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 2216, 2770, 5540, 6029, 11080, 12058, 24116, 30145, 48232, 60290, 120580, 241160, 1670033, 3340066, 6680132, 8350165, 13360264, 16700330, 33400660, 66801320]

約数ペア:

[(1, 66801320), (2, 33400660), (4, 16700330), (5, 13360264), (8, 8350165), (10, 6680132), (20, 3340066), (40, 1670033), (277, 241160), (554, 120580), (1108, 60290), (1385, 48232), (2216, 30145), (2770, 24116), (5540, 12058), (6029, 11080)]