84198500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{8863}}^1$

素因数の和:8901

約数の個数: 48

約数和(自身を含む): 193589760

約数和(自身を除く): 109391260

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 950, 1900, 2375, 4750, 8863, 9500, 17726, 35452, 44315, 88630, 168397, 177260, 221575, 336794, 443150, 673588, 841985, 886300, 1107875, 1683970, 2215750, 3367940, 4209925, 4431500, 8419850, 16839700, 21049625, 42099250, 84198500]

約数ペア:

[(1, 84198500), (2, 42099250), (4, 21049625), (5, 16839700), (10, 8419850), (19, 4431500), (20, 4209925), (25, 3367940), (38, 2215750), (50, 1683970), (76, 1107875), (95, 886300), (100, 841985), (125, 673588), (190, 443150), (250, 336794), (380, 221575), (475, 177260), (500, 168397), (950, 88630), (1900, 44315), (2375, 35452), (4750, 17726), (8863, 9500)]