88389320

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{31123}}^1$

素因数の和:31205

約数の個数: 32

約数和(自身を含む): 201683520

約数和(自身を除く): 113294200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 31123, 62246, 124492, 155615, 248984, 311230, 622460, 1244920, 2209733, 4419466, 8838932, 11048665, 17677864, 22097330, 44194660, 88389320]

約数ペア:

[(1, 88389320), (2, 44194660), (4, 22097330), (5, 17677864), (8, 11048665), (10, 8838932), (20, 4419466), (40, 2209733), (71, 1244920), (142, 622460), (284, 311230), (355, 248984), (568, 155615), (710, 124492), (1420, 62246), (2840, 31123)]