128305490

素因数分解:

$2^1\times 5^1\times {\mathrm{1447}}^1\times {\mathrm{8867}}^1$

素因数の和:10321

約数の個数: 16

約数和(自身を含む): 231135552

約数和(自身を除く): 102830062

約数列:

[1, 2, 5, 10, 1447, 2894, 7235, 8867, 14470, 17734, 44335, 88670, 12830549, 25661098, 64152745, 128305490]

約数ペア:

[(1, 128305490), (2, 64152745), (5, 25661098), (10, 12830549), (1447, 88670), (2894, 44335), (7235, 17734), (8867, 14470)]