164900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:128

約数の個数: 36

約数和(自身を含む): 382788

約数和(自身を除く): 217888

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 97, 100, 170, 194, 340, 388, 425, 485, 850, 970, 1649, 1700, 1940, 2425, 3298, 4850, 6596, 8245, 9700, 16490, 32980, 41225, 82450, 164900]

約数ペア:

[(1, 164900), (2, 82450), (4, 41225), (5, 32980), (10, 16490), (17, 9700), (20, 8245), (25, 6596), (34, 4850), (50, 3298), (68, 2425), (85, 1940), (97, 1700), (100, 1649), (170, 970), (194, 850), (340, 485), (388, 425)]