68920900

素因数分解:

$2^2\times 5^2\times {\mathrm{167}}^1\times {\mathrm{4127}}^1$

素因数の和:4308

約数の個数: 36

約数和(自身を含む): 150490368

約数和(自身を除く): 81569468

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 167, 334, 668, 835, 1670, 3340, 4127, 4175, 8254, 8350, 16508, 16700, 20635, 41270, 82540, 103175, 206350, 412700, 689209, 1378418, 2756836, 3446045, 6892090, 13784180, 17230225, 34460450, 68920900]

約数ペア:

[(1, 68920900), (2, 34460450), (4, 17230225), (5, 13784180), (10, 6892090), (20, 3446045), (25, 2756836), (50, 1378418), (100, 689209), (167, 412700), (334, 206350), (668, 103175), (835, 82540), (1670, 41270), (3340, 20635), (4127, 16700), (4175, 16508), (8254, 8350)]