25775475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 47020800

約数和(自身を除く): 21245325

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 157, 165, 199, 275, 471, 597, 785, 825, 995, 1727, 2189, 2355, 2985, 3925, 4975, 5181, 6567, 8635, 10945, 11775, 14925, 25905, 31243, 32835, 43175, 54725, 93729, 129525, 156215, 164175, 343673, 468645, 781075, 1031019, 1718365, 2343225, 5155095, 8591825, 25775475]

約数ペア:

[(1, 25775475), (3, 8591825), (5, 5155095), (11, 2343225), (15, 1718365), (25, 1031019), (33, 781075), (55, 468645), (75, 343673), (157, 164175), (165, 156215), (199, 129525), (275, 93729), (471, 54725), (597, 43175), (785, 32835), (825, 31243), (995, 25905), (1727, 14925), (2189, 11775), (2355, 10945), (2985, 8635), (3925, 6567), (4975, 5181)]