201688580

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{1193}}^1$

素因数の和:1388

約数の個数: 48

約数和(自身を含む): 433278720

約数和(自身を除く): 231590140

約数列:

[1, 2, 4, 5, 10, 20, 79, 107, 158, 214, 316, 395, 428, 535, 790, 1070, 1193, 1580, 2140, 2386, 4772, 5965, 8453, 11930, 16906, 23860, 33812, 42265, 84530, 94247, 127651, 169060, 188494, 255302, 376988, 471235, 510604, 638255, 942470, 1276510, 1884940, 2553020, 10084429, 20168858, 40337716, 50422145, 100844290, 201688580]

約数ペア:

[(1, 201688580), (2, 100844290), (4, 50422145), (5, 40337716), (10, 20168858), (20, 10084429), (79, 2553020), (107, 1884940), (158, 1276510), (214, 942470), (316, 638255), (395, 510604), (428, 471235), (535, 376988), (790, 255302), (1070, 188494), (1193, 169060), (1580, 127651), (2140, 94247), (2386, 84530), (4772, 42265), (5965, 33812), (8453, 23860), (11930, 16906)]