90578290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{13499}}^1$

素因数の和:13578

約数の個数: 32

約数和(自身を含む): 180792000

約数和(自身を除く): 90213710

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 122, 305, 610, 671, 1342, 3355, 6710, 13499, 26998, 67495, 134990, 148489, 296978, 742445, 823439, 1484890, 1646878, 4117195, 8234390, 9057829, 18115658, 45289145, 90578290]

約数ペア:

[(1, 90578290), (2, 45289145), (5, 18115658), (10, 9057829), (11, 8234390), (22, 4117195), (55, 1646878), (61, 1484890), (110, 823439), (122, 742445), (305, 296978), (610, 148489), (671, 134990), (1342, 67495), (3355, 26998), (6710, 13499)]