51250040

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{8599}}^1$

素因数の和:8759

約数の個数: 32

約数和(自身を含む): 116100000

約数和(自身を除く): 64849960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 5960, 8599, 17198, 34396, 42995, 68792, 85990, 171980, 343960, 1281251, 2562502, 5125004, 6406255, 10250008, 12812510, 25625020, 51250040]

約数ペア:

[(1, 51250040), (2, 25625020), (4, 12812510), (5, 10250008), (8, 6406255), (10, 5125004), (20, 2562502), (40, 1281251), (149, 343960), (298, 171980), (596, 85990), (745, 68792), (1192, 42995), (1490, 34396), (2980, 17198), (5960, 8599)]