86669320

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{27427}}^1$

素因数の和:27517

約数の個数: 32

約数和(自身を含む): 197481600

約数和(自身を除く): 110812280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 27427, 54854, 109708, 137135, 219416, 274270, 548540, 1097080, 2166733, 4333466, 8666932, 10833665, 17333864, 21667330, 43334660, 86669320]

約数ペア:

[(1, 86669320), (2, 43334660), (4, 21667330), (5, 17333864), (8, 10833665), (10, 8666932), (20, 4333466), (40, 2166733), (79, 1097080), (158, 548540), (316, 274270), (395, 219416), (632, 137135), (790, 109708), (1580, 54854), (3160, 27427)]