66235240

素因数分解:

$2^3\times 5^1\times {\mathrm{1069}}^1\times {\mathrm{1549}}^1$

素因数の和:2629

約数の個数: 32

約数和(自身を含む): 149265000

約数和(自身を除く): 83029760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1069, 1549, 2138, 3098, 4276, 5345, 6196, 7745, 8552, 10690, 12392, 15490, 21380, 30980, 42760, 61960, 1655881, 3311762, 6623524, 8279405, 13247048, 16558810, 33117620, 66235240]

約数ペア:

[(1, 66235240), (2, 33117620), (4, 16558810), (5, 13247048), (8, 8279405), (10, 6623524), (20, 3311762), (40, 1655881), (1069, 61960), (1549, 42760), (2138, 30980), (3098, 21380), (4276, 15490), (5345, 12392), (6196, 10690), (7745, 8552)]