25705870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1699}}^1$

素因数の和:1812

約数の個数: 32

約数和(自身を含む): 49572000

約数和(自身を除く): 23866130

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 445, 890, 1513, 1699, 3026, 3398, 7565, 8495, 15130, 16990, 28883, 57766, 144415, 151211, 288830, 302422, 756055, 1512110, 2570587, 5141174, 12852935, 25705870]

約数ペア:

[(1, 25705870), (2, 12852935), (5, 5141174), (10, 2570587), (17, 1512110), (34, 756055), (85, 302422), (89, 288830), (170, 151211), (178, 144415), (445, 57766), (890, 28883), (1513, 16990), (1699, 15130), (3026, 8495), (3398, 7565)]