85938640

素因数分解:

$2^4\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2447}}^1$

素因数の和:2899

約数の個数: 40

約数和(自身を含む): 200344320

約数和(自身を除く): 114405680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 439, 878, 1756, 2195, 2447, 3512, 4390, 4894, 7024, 8780, 9788, 12235, 17560, 19576, 24470, 35120, 39152, 48940, 97880, 195760, 1074233, 2148466, 4296932, 5371165, 8593864, 10742330, 17187728, 21484660, 42969320, 85938640]

約数ペア:

[(1, 85938640), (2, 42969320), (4, 21484660), (5, 17187728), (8, 10742330), (10, 8593864), (16, 5371165), (20, 4296932), (40, 2148466), (80, 1074233), (439, 195760), (878, 97880), (1756, 48940), (2195, 39152), (2447, 35120), (3512, 24470), (4390, 19576), (4894, 17560), (7024, 12235), (8780, 9788)]