163376480

素因数分解:

$2^5\times 5^1\times {\mathrm{419}}^1\times {\mathrm{2437}}^1$

素因数の和:2871

約数の個数: 48

約数和(自身を含む): 387056880

約数和(自身を除く): 223680400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 419, 838, 1676, 2095, 2437, 3352, 4190, 4874, 6704, 8380, 9748, 12185, 13408, 16760, 19496, 24370, 33520, 38992, 48740, 67040, 77984, 97480, 194960, 389920, 1021103, 2042206, 4084412, 5105515, 8168824, 10211030, 16337648, 20422060, 32675296, 40844120, 81688240, 163376480]

約数ペア:

[(1, 163376480), (2, 81688240), (4, 40844120), (5, 32675296), (8, 20422060), (10, 16337648), (16, 10211030), (20, 8168824), (32, 5105515), (40, 4084412), (80, 2042206), (160, 1021103), (419, 389920), (838, 194960), (1676, 97480), (2095, 77984), (2437, 67040), (3352, 48740), (4190, 38992), (4874, 33520), (6704, 24370), (8380, 19496), (9748, 16760), (12185, 13408)]