138230800

素因数分解:

$2^4\times 5^2\times {\mathrm{345577}}^1$

素因数の和:345595

約数の個数: 30

約数和(自身を含む): 332100458

約数和(自身を除く): 193869658

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 345577, 691154, 1382308, 1727885, 2764616, 3455770, 5529232, 6911540, 8639425, 13823080, 17278850, 27646160, 34557700, 69115400, 138230800]

約数ペア:

[(1, 138230800), (2, 69115400), (4, 34557700), (5, 27646160), (8, 17278850), (10, 13823080), (16, 8639425), (20, 6911540), (25, 5529232), (40, 3455770), (50, 2764616), (80, 1727885), (100, 1382308), (200, 691154), (400, 345577)]