89230160

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{25939}}^1$

素因数の和:25995

約数の個数: 40

約数和(自身を含む): 212292960

約数和(自身を除く): 123062800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 25939, 51878, 103756, 129695, 207512, 259390, 415024, 518780, 1037560, 1115377, 2075120, 2230754, 4461508, 5576885, 8923016, 11153770, 17846032, 22307540, 44615080, 89230160]

約数ペア:

[(1, 89230160), (2, 44615080), (4, 22307540), (5, 17846032), (8, 11153770), (10, 8923016), (16, 5576885), (20, 4461508), (40, 2230754), (43, 2075120), (80, 1115377), (86, 1037560), (172, 518780), (215, 415024), (344, 259390), (430, 207512), (688, 129695), (860, 103756), (1720, 51878), (3440, 25939)]