82098520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{41887}}^1$

素因数の和:41912

約数の個数: 48

約数和(自身を含む): 214885440

約数和(自身を除く): 132786920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 41887, 83774, 167548, 209435, 293209, 335096, 418870, 586418, 837740, 1172836, 1466045, 1675480, 2052463, 2345672, 2932090, 4104926, 5864180, 8209852, 10262315, 11728360, 16419704, 20524630, 41049260, 82098520]

約数ペア:

[(1, 82098520), (2, 41049260), (4, 20524630), (5, 16419704), (7, 11728360), (8, 10262315), (10, 8209852), (14, 5864180), (20, 4104926), (28, 2932090), (35, 2345672), (40, 2052463), (49, 1675480), (56, 1466045), (70, 1172836), (98, 837740), (140, 586418), (196, 418870), (245, 335096), (280, 293209), (392, 209435), (490, 167548), (980, 83774), (1960, 41887)]