73445540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2663}}^1$

素因数の和:2876

約数の個数: 48

約数和(自身を含む): 177230592

約数和(自身を除く): 103785052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197, 394, 788, 985, 1379, 1970, 2663, 2758, 3940, 5326, 5516, 6895, 10652, 13315, 13790, 18641, 26630, 27580, 37282, 53260, 74564, 93205, 186410, 372820, 524611, 1049222, 2098444, 2623055, 3672277, 5246110, 7344554, 10492220, 14689108, 18361385, 36722770, 73445540]

約数ペア:

[(1, 73445540), (2, 36722770), (4, 18361385), (5, 14689108), (7, 10492220), (10, 7344554), (14, 5246110), (20, 3672277), (28, 2623055), (35, 2098444), (70, 1049222), (140, 524611), (197, 372820), (394, 186410), (788, 93205), (985, 74564), (1379, 53260), (1970, 37282), (2663, 27580), (2758, 26630), (3940, 18641), (5326, 13790), (5516, 13315), (6895, 10652)]