77452720

素因数分解:

$2^4\times 5^1\times {\mathrm{968159}}^1$

素因数の和:968172

約数の個数: 20

約数和(自身を含む): 180077760

約数和(自身を除く): 102625040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 968159, 1936318, 3872636, 4840795, 7745272, 9681590, 15490544, 19363180, 38726360, 77452720]

約数ペア:

[(1, 77452720), (2, 38726360), (4, 19363180), (5, 15490544), (8, 9681590), (10, 7745272), (16, 4840795), (20, 3872636), (40, 1936318), (80, 968159)]