65557120

素因数分解:

$2^7\times 5^1\times {\mathrm{102433}}^1$

素因数の和:102452

約数の個数: 32

約数和(自身を含む): 156724020

約数和(自身を除く): 91166900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 102433, 204866, 409732, 512165, 819464, 1024330, 1638928, 2048660, 3277856, 4097320, 6555712, 8194640, 13111424, 16389280, 32778560, 65557120]

約数ペア:

[(1, 65557120), (2, 32778560), (4, 16389280), (5, 13111424), (8, 8194640), (10, 6555712), (16, 4097320), (20, 3277856), (32, 2048660), (40, 1638928), (64, 1024330), (80, 819464), (128, 512165), (160, 409732), (320, 204866), (640, 102433)]