105017275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 151776000

約数和(自身を除く): 46758725

約数列:

[1, 5, 11, 19, 25, 55, 95, 101, 199, 209, 275, 475, 505, 995, 1045, 1111, 1919, 2189, 2525, 3781, 4975, 5225, 5555, 9595, 10945, 18905, 20099, 21109, 27775, 41591, 47975, 54725, 94525, 100495, 105545, 207955, 221089, 381881, 502475, 527725, 1039775, 1105445, 1909405, 4200691, 5527225, 9547025, 21003455, 105017275]

約数ペア:

[(1, 105017275), (5, 21003455), (11, 9547025), (19, 5527225), (25, 4200691), (55, 1909405), (95, 1105445), (101, 1039775), (199, 527725), (209, 502475), (275, 381881), (475, 221089), (505, 207955), (995, 105545), (1045, 100495), (1111, 94525), (1919, 54725), (2189, 47975), (2525, 41591), (3781, 27775), (4975, 21109), (5225, 20099), (5555, 18905), (9595, 10945)]