85160840

素因数分解:

$2^3\times 5^1\times {\mathrm{863}}^1\times {\mathrm{2467}}^1$

素因数の和:3341

約数の個数: 32

約数和(自身を含む): 191911680

約数和(自身を除く): 106750840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 863, 1726, 2467, 3452, 4315, 4934, 6904, 8630, 9868, 12335, 17260, 19736, 24670, 34520, 49340, 98680, 2129021, 4258042, 8516084, 10645105, 17032168, 21290210, 42580420, 85160840]

約数ペア:

[(1, 85160840), (2, 42580420), (4, 21290210), (5, 17032168), (8, 10645105), (10, 8516084), (20, 4258042), (40, 2129021), (863, 98680), (1726, 49340), (2467, 34520), (3452, 24670), (4315, 19736), (4934, 17260), (6904, 12335), (8630, 9868)]