81996110

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{167339}}^1$

素因数の和:167360

約数の個数: 24

約数和(自身を含む): 171690840

約数和(自身を除く): 89694730

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 167339, 334678, 836695, 1171373, 1673390, 2342746, 5856865, 8199611, 11713730, 16399222, 40998055, 81996110]

約数ペア:

[(1, 81996110), (2, 40998055), (5, 16399222), (7, 11713730), (10, 8199611), (14, 5856865), (35, 2342746), (49, 1673390), (70, 1171373), (98, 836695), (245, 334678), (490, 167339)]