80896016

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{56809}}^1$

素因数の和:56906

約数の個数: 20

約数和(自身を含む): 158499900

約数和(自身を除く): 77603884

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 56809, 113618, 227236, 454472, 908944, 5056001, 10112002, 20224004, 40448008, 80896016]

約数ペア:

[(1, 80896016), (2, 40448008), (4, 20224004), (8, 10112002), (16, 5056001), (89, 908944), (178, 454472), (356, 227236), (712, 113618), (1424, 56809)]