82985680

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{5431}}^1$

素因数の和:5635

約数の個数: 40

約数和(自身を含む): 193987584

約数和(自身を除く): 111001904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 955, 1528, 1910, 3056, 3820, 5431, 7640, 10862, 15280, 21724, 27155, 43448, 54310, 86896, 108620, 217240, 434480, 1037321, 2074642, 4149284, 5186605, 8298568, 10373210, 16597136, 20746420, 41492840, 82985680]

約数ペア:

[(1, 82985680), (2, 41492840), (4, 20746420), (5, 16597136), (8, 10373210), (10, 8298568), (16, 5186605), (20, 4149284), (40, 2074642), (80, 1037321), (191, 434480), (382, 217240), (764, 108620), (955, 86896), (1528, 54310), (1910, 43448), (3056, 27155), (3820, 21724), (5431, 15280), (7640, 10862)]