161058425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{733}}^1$

素因数の和:818

約数の個数: 48

約数和(自身を含む): 235913472

約数和(自身を除く): 74855047

約数列:

[1, 5, 11, 17, 25, 47, 55, 85, 187, 235, 275, 425, 517, 733, 799, 935, 1175, 2585, 3665, 3995, 4675, 8063, 8789, 12461, 12925, 18325, 19975, 34451, 40315, 43945, 62305, 137071, 172255, 201575, 219725, 311525, 378961, 585667, 685355, 861275, 1894805, 2928335, 3426775, 6442337, 9474025, 14641675, 32211685, 161058425]

約数ペア:

[(1, 161058425), (5, 32211685), (11, 14641675), (17, 9474025), (25, 6442337), (47, 3426775), (55, 2928335), (85, 1894805), (187, 861275), (235, 685355), (275, 585667), (425, 378961), (517, 311525), (733, 219725), (799, 201575), (935, 172255), (1175, 137071), (2585, 62305), (3665, 43945), (3995, 40315), (4675, 34451), (8063, 19975), (8789, 18325), (12461, 12925)]