179220190

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{2549}}^1$

素因数の和:2724

約数の個数: 32

約数和(自身を含む): 330480000

約数和(自身を除く): 151259810

約数列:

[1, 2, 5, 10, 79, 89, 158, 178, 395, 445, 790, 890, 2549, 5098, 7031, 12745, 14062, 25490, 35155, 70310, 201371, 226861, 402742, 453722, 1006855, 1134305, 2013710, 2268610, 17922019, 35844038, 89610095, 179220190]

約数ペア:

[(1, 179220190), (2, 89610095), (5, 35844038), (10, 17922019), (79, 2268610), (89, 2013710), (158, 1134305), (178, 1006855), (395, 453722), (445, 402742), (790, 226861), (890, 201371), (2549, 70310), (5098, 35155), (7031, 25490), (12745, 14062)]