9974525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 14999040

約数和(自身を除く): 5024515

約数列:

[1, 5, 11, 19, 23, 25, 55, 83, 95, 115, 209, 253, 275, 415, 437, 475, 575, 913, 1045, 1265, 1577, 1909, 2075, 2185, 4565, 4807, 5225, 6325, 7885, 9545, 10925, 17347, 20999, 22825, 24035, 36271, 39425, 47725, 86735, 104995, 120175, 181355, 398981, 433675, 524975, 906775, 1994905, 9974525]

約数ペア:

[(1, 9974525), (5, 1994905), (11, 906775), (19, 524975), (23, 433675), (25, 398981), (55, 181355), (83, 120175), (95, 104995), (115, 86735), (209, 47725), (253, 39425), (275, 36271), (415, 24035), (437, 22825), (475, 20999), (575, 17347), (913, 10925), (1045, 9545), (1265, 7885), (1577, 6325), (1909, 5225), (2075, 4807), (2185, 4565)]