66529240

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{15259}}^1$

素因数の和:15379

約数の個数: 32

約数和(自身を含む): 151074000

約数和(自身を除く): 84544760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 15259, 30518, 61036, 76295, 122072, 152590, 305180, 610360, 1663231, 3326462, 6652924, 8316155, 13305848, 16632310, 33264620, 66529240]

約数ペア:

[(1, 66529240), (2, 33264620), (4, 16632310), (5, 13305848), (8, 8316155), (10, 6652924), (20, 3326462), (40, 1663231), (109, 610360), (218, 305180), (436, 152590), (545, 122072), (872, 76295), (1090, 61036), (2180, 30518), (4360, 15259)]