87950920

素因数分解:

$2^3\times 5^1\times {\mathrm{1319}}^1\times {\mathrm{1667}}^1$

素因数の和:2997

約数の個数: 32

約数和(自身を含む): 198158400

約数和(自身を除く): 110207480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1319, 1667, 2638, 3334, 5276, 6595, 6668, 8335, 10552, 13190, 13336, 16670, 26380, 33340, 52760, 66680, 2198773, 4397546, 8795092, 10993865, 17590184, 21987730, 43975460, 87950920]

約数ペア:

[(1, 87950920), (2, 43975460), (4, 21987730), (5, 17590184), (8, 10993865), (10, 8795092), (20, 4397546), (40, 2198773), (1319, 66680), (1667, 52760), (2638, 33340), (3334, 26380), (5276, 16670), (6595, 13336), (6668, 13190), (8335, 10552)]