82126940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{463}}^1$

素因数の和:667

約数の個数: 72

約数和(自身を含む): 202168512

約数和(自身を除く): 120041572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 181, 196, 245, 362, 463, 490, 724, 905, 926, 980, 1267, 1810, 1852, 2315, 2534, 3241, 3620, 4630, 5068, 6335, 6482, 8869, 9260, 12670, 12964, 16205, 17738, 22687, 25340, 32410, 35476, 44345, 45374, 64820, 83803, 88690, 90748, 113435, 167606, 177380, 226870, 335212, 419015, 453740, 586621, 838030, 1173242, 1676060, 2346484, 2933105, 4106347, 5866210, 8212694, 11732420, 16425388, 20531735, 41063470, 82126940]

約数ペア:

[(1, 82126940), (2, 41063470), (4, 20531735), (5, 16425388), (7, 11732420), (10, 8212694), (14, 5866210), (20, 4106347), (28, 2933105), (35, 2346484), (49, 1676060), (70, 1173242), (98, 838030), (140, 586621), (181, 453740), (196, 419015), (245, 335212), (362, 226870), (463, 177380), (490, 167606), (724, 113435), (905, 90748), (926, 88690), (980, 83803), (1267, 64820), (1810, 45374), (1852, 44345), (2315, 35476), (2534, 32410), (3241, 25340), (3620, 22687), (4630, 17738), (5068, 16205), (6335, 12964), (6482, 12670), (8869, 9260)]