81684872

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{4099}}^1$

素因数の和:4205

約数の個数: 32

約数和(自身を含む): 159408000

約数和(自身を除く): 77723128

約数列:

[1, 2, 4, 8, 47, 53, 94, 106, 188, 212, 376, 424, 2491, 4099, 4982, 8198, 9964, 16396, 19928, 32792, 192653, 217247, 385306, 434494, 770612, 868988, 1541224, 1737976, 10210609, 20421218, 40842436, 81684872]

約数ペア:

[(1, 81684872), (2, 40842436), (4, 20421218), (8, 10210609), (47, 1737976), (53, 1541224), (94, 868988), (106, 770612), (188, 434494), (212, 385306), (376, 217247), (424, 192653), (2491, 32792), (4099, 19928), (4982, 16396), (8198, 9964)]