139330000

素因数分解:

$2^4\times 5^4\times {\mathrm{13933}}^1$

素因数の和:13961

約数の個数: 50

約数和(自身を含む): 337356074

約数和(自身を除く): 198026074

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 5000, 10000, 13933, 27866, 55732, 69665, 111464, 139330, 222928, 278660, 348325, 557320, 696650, 1114640, 1393300, 1741625, 2786600, 3483250, 5573200, 6966500, 8708125, 13933000, 17416250, 27866000, 34832500, 69665000, 139330000]

約数ペア:

[(1, 139330000), (2, 69665000), (4, 34832500), (5, 27866000), (8, 17416250), (10, 13933000), (16, 8708125), (20, 6966500), (25, 5573200), (40, 3483250), (50, 2786600), (80, 1741625), (100, 1393300), (125, 1114640), (200, 696650), (250, 557320), (400, 348325), (500, 278660), (625, 222928), (1000, 139330), (1250, 111464), (2000, 69665), (2500, 55732), (5000, 27866), (10000, 13933)]