52813475

素因数分解:

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

素因数の和:141

約数の個数: 72

約数和(自身を含む): 83119680

約数和(自身を除く): 30306205

約数列:

[1, 5, 11, 13, 17, 25, 55, 65, 79, 85, 121, 143, 187, 221, 275, 325, 395, 425, 605, 715, 869, 935, 1027, 1105, 1343, 1573, 1975, 2057, 2431, 3025, 3575, 4345, 4675, 5135, 5525, 6715, 7865, 9559, 10285, 11297, 12155, 14773, 17459, 21725, 25675, 26741, 33575, 39325, 47795, 51425, 56485, 60775, 73865, 87295, 124267, 133705, 162503, 192049, 238975, 282425, 369325, 436475, 621335, 668525, 812515, 960245, 2112539, 3106675, 4062575, 4801225, 10562695, 52813475]

約数ペア:

[(1, 52813475), (5, 10562695), (11, 4801225), (13, 4062575), (17, 3106675), (25, 2112539), (55, 960245), (65, 812515), (79, 668525), (85, 621335), (121, 436475), (143, 369325), (187, 282425), (221, 238975), (275, 192049), (325, 162503), (395, 133705), (425, 124267), (605, 87295), (715, 73865), (869, 60775), (935, 56485), (1027, 51425), (1105, 47795), (1343, 39325), (1573, 33575), (1975, 26741), (2057, 25675), (2431, 21725), (3025, 17459), (3575, 14773), (4345, 12155), (4675, 11297), (5135, 10285), (5525, 9559), (6715, 7865)]