4801225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 7499520

約数和(自身を除く): 2698295

約数列:

[1, 5, 11, 13, 17, 25, 55, 65, 79, 85, 143, 187, 221, 275, 325, 395, 425, 715, 869, 935, 1027, 1105, 1343, 1975, 2431, 3575, 4345, 4675, 5135, 5525, 6715, 11297, 12155, 14773, 17459, 21725, 25675, 33575, 56485, 60775, 73865, 87295, 192049, 282425, 369325, 436475, 960245, 4801225]

約数ペア:

[(1, 4801225), (5, 960245), (11, 436475), (13, 369325), (17, 282425), (25, 192049), (55, 87295), (65, 73865), (79, 60775), (85, 56485), (143, 33575), (187, 25675), (221, 21725), (275, 17459), (325, 14773), (395, 12155), (425, 11297), (715, 6715), (869, 5525), (935, 5135), (1027, 4675), (1105, 4345), (1343, 3575), (1975, 2431)]