1813317713090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2719}}^1\times {\mathrm{394619}}^1$

素因数の和:397371

約数の個数: 48

約数和(自身を含む): 3535668921600

約数和(自身を除く): 1722351208510

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 2719, 5438, 13595, 27190, 35347, 70694, 176735, 353470, 394619, 459511, 789238, 919022, 1973095, 2297555, 3946190, 4595110, 5130047, 10260094, 25650235, 51300470, 66690611, 133381222, 333453055, 666906110, 1072969061, 2145938122, 5364845305, 10729690610, 13948597793, 27897195586, 69742988965, 139485977930, 181331771309, 362663542618, 906658856545, 1813317713090]

約数ペア:

[(1, 1813317713090), (2, 906658856545), (5, 362663542618), (10, 181331771309), (13, 139485977930), (26, 69742988965), (65, 27897195586), (130, 13948597793), (169, 10729690610), (338, 5364845305), (845, 2145938122), (1690, 1072969061), (2719, 666906110), (5438, 333453055), (13595, 133381222), (27190, 66690611), (35347, 51300470), (70694, 25650235), (176735, 10260094), (353470, 5130047), (394619, 4595110), (459511, 3946190), (789238, 2297555), (919022, 1973095)]