82053580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{1433}}^1$

素因数の和:1858

約数の個数: 48

約数和(自身を含む): 197547840

約数和(自身を除く): 115494260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 409, 818, 1433, 1636, 2045, 2863, 2866, 4090, 5726, 5732, 7165, 8180, 10031, 11452, 14315, 14330, 20062, 28630, 28660, 40124, 50155, 57260, 100310, 200620, 586097, 1172194, 2344388, 2930485, 4102679, 5860970, 8205358, 11721940, 16410716, 20513395, 41026790, 82053580]

約数ペア:

[(1, 82053580), (2, 41026790), (4, 20513395), (5, 16410716), (7, 11721940), (10, 8205358), (14, 5860970), (20, 4102679), (28, 2930485), (35, 2344388), (70, 1172194), (140, 586097), (409, 200620), (818, 100310), (1433, 57260), (1636, 50155), (2045, 40124), (2863, 28660), (2866, 28630), (4090, 20062), (5726, 14330), (5732, 14315), (7165, 11452), (8180, 10031)]