85805320

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{10889}}^1$

素因数の和:11097

約数の個数: 32

約数和(自身を含む): 194059800

約数和(自身を除く): 108254480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 10889, 21778, 43556, 54445, 87112, 108890, 217780, 435560, 2145133, 4290266, 8580532, 10725665, 17161064, 21451330, 42902660, 85805320]

約数ペア:

[(1, 85805320), (2, 42902660), (4, 21451330), (5, 17161064), (8, 10725665), (10, 8580532), (20, 4290266), (40, 2145133), (197, 435560), (394, 217780), (788, 108890), (985, 87112), (1576, 54445), (1970, 43556), (3940, 21778), (7880, 10889)]