90831950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{691}}^1$

素因数の和:953

約数の個数: 48

約数和(自身を含む): 185345280

約数和(自身を除く): 94513330

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 239, 275, 478, 550, 691, 1195, 1382, 2390, 2629, 3455, 5258, 5975, 6910, 7601, 11950, 13145, 15202, 17275, 26290, 34550, 38005, 65725, 76010, 131450, 165149, 190025, 330298, 380050, 825745, 1651490, 1816639, 3633278, 4128725, 8257450, 9083195, 18166390, 45415975, 90831950]

約数ペア:

[(1, 90831950), (2, 45415975), (5, 18166390), (10, 9083195), (11, 8257450), (22, 4128725), (25, 3633278), (50, 1816639), (55, 1651490), (110, 825745), (239, 380050), (275, 330298), (478, 190025), (550, 165149), (691, 131450), (1195, 76010), (1382, 65725), (2390, 38005), (2629, 34550), (3455, 26290), (5258, 17275), (5975, 15202), (6910, 13145), (7601, 11950)]