83198225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 118492416

約数和(自身を除く): 35294191

約数列:

[1, 5, 11, 25, 41, 47, 55, 157, 205, 235, 275, 451, 517, 785, 1025, 1175, 1727, 1927, 2255, 2585, 3925, 6437, 7379, 8635, 9635, 11275, 12925, 21197, 32185, 36895, 43175, 48175, 70807, 81169, 105985, 160925, 184475, 302539, 354035, 405845, 529925, 1512695, 1770175, 2029225, 3327929, 7563475, 16639645, 83198225]

約数ペア:

[(1, 83198225), (5, 16639645), (11, 7563475), (25, 3327929), (41, 2029225), (47, 1770175), (55, 1512695), (157, 529925), (205, 405845), (235, 354035), (275, 302539), (451, 184475), (517, 160925), (785, 105985), (1025, 81169), (1175, 70807), (1727, 48175), (1927, 43175), (2255, 36895), (2585, 32185), (3925, 21197), (6437, 12925), (7379, 11275), (8635, 9635)]