8155520

素因数分解:

$2^7\times 5^1\times {\mathrm{12743}}^1$

素因数の和:12762

約数の個数: 32

約数和(自身を含む): 19498320

約数和(自身を除く): 11342800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 12743, 25486, 50972, 63715, 101944, 127430, 203888, 254860, 407776, 509720, 815552, 1019440, 1631104, 2038880, 4077760, 8155520]

約数ペア:

[(1, 8155520), (2, 4077760), (4, 2038880), (5, 1631104), (8, 1019440), (10, 815552), (16, 509720), (20, 407776), (32, 254860), (40, 203888), (64, 127430), (80, 101944), (128, 63715), (160, 50972), (320, 25486), (640, 12743)]