8385280

素因数分解:

$2^8\times 5^1\times {\mathrm{6551}}^1$

素因数の和:6572

約数の個数: 36

約数和(自身を含む): 20088432

約数和(自身を除く): 11703152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 6551, 13102, 26204, 32755, 52408, 65510, 104816, 131020, 209632, 262040, 419264, 524080, 838528, 1048160, 1677056, 2096320, 4192640, 8385280]

約数ペア:

[(1, 8385280), (2, 4192640), (4, 2096320), (5, 1677056), (8, 1048160), (10, 838528), (16, 524080), (20, 419264), (32, 262040), (40, 209632), (64, 131020), (80, 104816), (128, 65510), (160, 52408), (256, 32755), (320, 26204), (640, 13102), (1280, 6551)]