156911290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{1061}}^1$

素因数の和:1734

約数の個数: 32

約数和(自身を含む): 295456896

約数和(自身を除く): 138545606

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 643, 1061, 1286, 2122, 3215, 5305, 6430, 10610, 14789, 24403, 29578, 48806, 73945, 122015, 147890, 244030, 682223, 1364446, 3411115, 6822230, 15691129, 31382258, 78455645, 156911290]

約数ペア:

[(1, 156911290), (2, 78455645), (5, 31382258), (10, 15691129), (23, 6822230), (46, 3411115), (115, 1364446), (230, 682223), (643, 244030), (1061, 147890), (1286, 122015), (2122, 73945), (3215, 48806), (5305, 29578), (6430, 24403), (10610, 14789)]