78274520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{85081}}^1$

素因数の和:85115

約数の個数: 32

約数和(自身を含む): 183777120

約数和(自身を除く): 105502600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 85081, 170162, 340324, 425405, 680648, 850810, 1701620, 1956863, 3403240, 3913726, 7827452, 9784315, 15654904, 19568630, 39137260, 78274520]

約数ペア:

[(1, 78274520), (2, 39137260), (4, 19568630), (5, 15654904), (8, 9784315), (10, 7827452), (20, 3913726), (23, 3403240), (40, 1956863), (46, 1701620), (92, 850810), (115, 680648), (184, 425405), (230, 340324), (460, 170162), (920, 85081)]