65692040

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{23131}}^1$

素因数の和:23213

約数の個数: 32

約数和(自身を含む): 149895360

約数和(自身を除く): 84203320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 23131, 46262, 92524, 115655, 185048, 231310, 462620, 925240, 1642301, 3284602, 6569204, 8211505, 13138408, 16423010, 32846020, 65692040]

約数ペア:

[(1, 65692040), (2, 32846020), (4, 16423010), (5, 13138408), (8, 8211505), (10, 6569204), (20, 3284602), (40, 1642301), (71, 925240), (142, 462620), (284, 231310), (355, 185048), (568, 115655), (710, 92524), (1420, 46262), (2840, 23131)]