80221696

素因数分解:

$2^9\times {\mathrm{156683}}^1$

素因数の和:156701

約数の個数: 20

約数和(自身を含む): 160287732

約数和(自身を除く): 80066036

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 156683, 313366, 626732, 1253464, 2506928, 5013856, 10027712, 20055424, 40110848, 80221696]

約数ペア:

[(1, 80221696), (2, 40110848), (4, 20055424), (8, 10027712), (16, 5013856), (32, 2506928), (64, 1253464), (128, 626732), (256, 313366), (512, 156683)]