139291250

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{15919}}^1$

素因数の和:15948

約数の個数: 40

約数和(自身を含む): 298404480

約数和(自身を除く): 159113230

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 625, 875, 1250, 1750, 4375, 8750, 15919, 31838, 79595, 111433, 159190, 222866, 397975, 557165, 795950, 1114330, 1989875, 2785825, 3979750, 5571650, 9949375, 13929125, 19898750, 27858250, 69645625, 139291250]

約数ペア:

[(1, 139291250), (2, 69645625), (5, 27858250), (7, 19898750), (10, 13929125), (14, 9949375), (25, 5571650), (35, 3979750), (50, 2785825), (70, 1989875), (125, 1114330), (175, 795950), (250, 557165), (350, 397975), (625, 222866), (875, 159190), (1250, 111433), (1750, 79595), (4375, 31838), (8750, 15919)]