81291700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{116131}}^1$

素因数の和:116152

約数の個数: 36

約数和(自身を含む): 201605152

約数和(自身を除く): 120313452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 116131, 232262, 464524, 580655, 812917, 1161310, 1625834, 2322620, 2903275, 3251668, 4064585, 5806550, 8129170, 11613100, 16258340, 20322925, 40645850, 81291700]

約数ペア:

[(1, 81291700), (2, 40645850), (4, 20322925), (5, 16258340), (7, 11613100), (10, 8129170), (14, 5806550), (20, 4064585), (25, 3251668), (28, 2903275), (35, 2322620), (50, 1625834), (70, 1161310), (100, 812917), (140, 580655), (175, 464524), (350, 232262), (700, 116131)]