156772180

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{76103}}^1$

素因数の和:76215

約数の個数: 24

約数和(自身を含む): 332422272

約数和(自身を除く): 175650092

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 76103, 152206, 304412, 380515, 761030, 1522060, 7838609, 15677218, 31354436, 39193045, 78386090, 156772180]

約数ペア:

[(1, 156772180), (2, 78386090), (4, 39193045), (5, 31354436), (10, 15677218), (20, 7838609), (103, 1522060), (206, 761030), (412, 380515), (515, 304412), (1030, 152206), (2060, 76103)]