80380072

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{233663}}^1$

素因数の和:233712

約数の個数: 16

約数和(自身を含む): 154218240

約数和(自身を除く): 73838168

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 233663, 467326, 934652, 1869304, 10047509, 20095018, 40190036, 80380072]

約数ペア:

[(1, 80380072), (2, 40190036), (4, 20095018), (8, 10047509), (43, 1869304), (86, 934652), (172, 467326), (344, 233663)]