85845680

素因数分解:

$2^4\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{1051}}^1$

素因数の和:2085

約数の個数: 40

約数和(自身を含む): 199976784

約数和(自身を除く): 114131104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1021, 1051, 2042, 2102, 4084, 4204, 5105, 5255, 8168, 8408, 10210, 10510, 16336, 16816, 20420, 21020, 40840, 42040, 81680, 84080, 1073071, 2146142, 4292284, 5365355, 8584568, 10730710, 17169136, 21461420, 42922840, 85845680]

約数ペア:

[(1, 85845680), (2, 42922840), (4, 21461420), (5, 17169136), (8, 10730710), (10, 8584568), (16, 5365355), (20, 4292284), (40, 2146142), (80, 1073071), (1021, 84080), (1051, 81680), (2042, 42040), (2102, 40840), (4084, 21020), (4204, 20420), (5105, 16816), (5255, 16336), (8168, 10510), (8408, 10210)]