133673920

素因数分解:

$2^6\times 5^1\times {\mathrm{417731}}^1$

素因数の和:417748

約数の個数: 28

約数和(自身を含む): 318311784

約数和(自身を除く): 184637864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 417731, 835462, 1670924, 2088655, 3341848, 4177310, 6683696, 8354620, 13367392, 16709240, 26734784, 33418480, 66836960, 133673920]

約数ペア:

[(1, 133673920), (2, 66836960), (4, 33418480), (5, 26734784), (8, 16709240), (10, 13367392), (16, 8354620), (20, 6683696), (32, 4177310), (40, 3341848), (64, 2088655), (80, 1670924), (160, 835462), (320, 417731)]