66673240

素因数分解:

$2^3\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{1571}}^1$

素因数の和:2643

約数の個数: 32

約数和(自身を含む): 150251760

約数和(自身を除く): 83578520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1061, 1571, 2122, 3142, 4244, 5305, 6284, 7855, 8488, 10610, 12568, 15710, 21220, 31420, 42440, 62840, 1666831, 3333662, 6667324, 8334155, 13334648, 16668310, 33336620, 66673240]

約数ペア:

[(1, 66673240), (2, 33336620), (4, 16668310), (5, 13334648), (8, 8334155), (10, 6667324), (20, 3333662), (40, 1666831), (1061, 62840), (1571, 42440), (2122, 31420), (3142, 21220), (4244, 15710), (5305, 12568), (6284, 10610), (7855, 8488)]