845300

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:200

約数の個数: 36

約数和(自身を含む): 1874880

約数和(自身を除く): 1029580

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 107, 158, 214, 316, 395, 428, 535, 790, 1070, 1580, 1975, 2140, 2675, 3950, 5350, 7900, 8453, 10700, 16906, 33812, 42265, 84530, 169060, 211325, 422650, 845300]

約数ペア:

[(1, 845300), (2, 422650), (4, 211325), (5, 169060), (10, 84530), (20, 42265), (25, 33812), (50, 16906), (79, 10700), (100, 8453), (107, 7900), (158, 5350), (214, 3950), (316, 2675), (395, 2140), (428, 1975), (535, 1580), (790, 1070)]