86084840

素因数分解:

$2^3\times 5^1\times {\mathrm{643}}^1\times {\mathrm{3347}}^1$

素因数の和:4001

約数の個数: 32

約数和(自身を含む): 194050080

約数和(自身を除く): 107965240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 643, 1286, 2572, 3215, 3347, 5144, 6430, 6694, 12860, 13388, 16735, 25720, 26776, 33470, 66940, 133880, 2152121, 4304242, 8608484, 10760605, 17216968, 21521210, 43042420, 86084840]

約数ペア:

[(1, 86084840), (2, 43042420), (4, 21521210), (5, 17216968), (8, 10760605), (10, 8608484), (20, 4304242), (40, 2152121), (643, 133880), (1286, 66940), (2572, 33470), (3215, 26776), (3347, 25720), (5144, 16735), (6430, 13388), (6694, 12860)]