164553100

素因数分解:

$2^2\times 5^2\times {\mathrm{199}}^1\times {\mathrm{8269}}^1$

素因数の和:8482

約数の個数: 36

約数和(自身を含む): 358918000

約数和(自身を除く): 194364900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 199, 398, 796, 995, 1990, 3980, 4975, 8269, 9950, 16538, 19900, 33076, 41345, 82690, 165380, 206725, 413450, 826900, 1645531, 3291062, 6582124, 8227655, 16455310, 32910620, 41138275, 82276550, 164553100]

約数ペア:

[(1, 164553100), (2, 82276550), (4, 41138275), (5, 32910620), (10, 16455310), (20, 8227655), (25, 6582124), (50, 3291062), (100, 1645531), (199, 826900), (398, 413450), (796, 206725), (995, 165380), (1990, 82690), (3980, 41345), (4975, 33076), (8269, 19900), (9950, 16538)]