158416480

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{9803}}^1$

素因数の和:9919

約数の個数: 48

約数和(自身を含む): 378003024

約数和(自身を除く): 219586544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 1010, 1616, 2020, 3232, 4040, 8080, 9803, 16160, 19606, 39212, 49015, 78424, 98030, 156848, 196060, 313696, 392120, 784240, 990103, 1568480, 1980206, 3960412, 4950515, 7920824, 9901030, 15841648, 19802060, 31683296, 39604120, 79208240, 158416480]

約数ペア:

[(1, 158416480), (2, 79208240), (4, 39604120), (5, 31683296), (8, 19802060), (10, 15841648), (16, 9901030), (20, 7920824), (32, 4950515), (40, 3960412), (80, 1980206), (101, 1568480), (160, 990103), (202, 784240), (404, 392120), (505, 313696), (808, 196060), (1010, 156848), (1616, 98030), (2020, 78424), (3232, 49015), (4040, 39212), (8080, 19606), (9803, 16160)]