89976080

素因数分解:

$2^4\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2833}}^1$

素因数の和:3243

約数の個数: 40

約数和(自身を含む): 209795352

約数和(自身を除く): 119819272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 397, 794, 1588, 1985, 2833, 3176, 3970, 5666, 6352, 7940, 11332, 14165, 15880, 22664, 28330, 31760, 45328, 56660, 113320, 226640, 1124701, 2249402, 4498804, 5623505, 8997608, 11247010, 17995216, 22494020, 44988040, 89976080]

約数ペア:

[(1, 89976080), (2, 44988040), (4, 22494020), (5, 17995216), (8, 11247010), (10, 8997608), (16, 5623505), (20, 4498804), (40, 2249402), (80, 1124701), (397, 226640), (794, 113320), (1588, 56660), (1985, 45328), (2833, 31760), (3176, 28330), (3970, 22664), (5666, 15880), (6352, 14165), (7940, 11332)]