79667720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181063}}^1$

素因数の和:181085

約数の個数: 32

約数和(自身を含む): 195549120

約数和(自身を除く): 115881400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 181063, 362126, 724252, 905315, 1448504, 1810630, 1991693, 3621260, 3983386, 7242520, 7966772, 9958465, 15933544, 19916930, 39833860, 79667720]

約数ペア:

[(1, 79667720), (2, 39833860), (4, 19916930), (5, 15933544), (8, 9958465), (10, 7966772), (11, 7242520), (20, 3983386), (22, 3621260), (40, 1991693), (44, 1810630), (55, 1448504), (88, 905315), (110, 724252), (220, 362126), (440, 181063)]