169852180

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{13249}}^1$

素因数の和:13899

約数の個数: 24

約数和(自身を含む): 357273000

約数和(自身を除く): 187420820

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2564, 3205, 6410, 12820, 13249, 26498, 52996, 66245, 132490, 264980, 8492609, 16985218, 33970436, 42463045, 84926090, 169852180]

約数ペア:

[(1, 169852180), (2, 84926090), (4, 42463045), (5, 33970436), (10, 16985218), (20, 8492609), (641, 264980), (1282, 132490), (2564, 66245), (3205, 52996), (6410, 26498), (12820, 13249)]