289641530

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{3079}}^1$

素因数の和:3518

約数の個数: 32

約数和(自身を含む): 545529600

約数和(自身を除く): 255888070

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 409, 818, 2045, 3079, 4090, 6158, 9407, 15395, 18814, 30790, 47035, 70817, 94070, 141634, 354085, 708170, 1259311, 2518622, 6296555, 12593110, 28964153, 57928306, 144820765, 289641530]

約数ペア:

[(1, 289641530), (2, 144820765), (5, 57928306), (10, 28964153), (23, 12593110), (46, 6296555), (115, 2518622), (230, 1259311), (409, 708170), (818, 354085), (2045, 141634), (3079, 94070), (4090, 70817), (6158, 47035), (9407, 30790), (15395, 18814)]