61772720

素因数分解:

$2^4\times 5^1\times {\mathrm{772159}}^1$

素因数の和:772172

約数の個数: 20

約数和(自身を含む): 143621760

約数和(自身を除く): 81849040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 772159, 1544318, 3088636, 3860795, 6177272, 7721590, 12354544, 15443180, 30886360, 61772720]

約数ペア:

[(1, 61772720), (2, 30886360), (4, 15443180), (5, 12354544), (8, 7721590), (10, 6177272), (16, 3860795), (20, 3088636), (40, 1544318), (80, 772159)]