61087280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{40189}}^1$

素因数の和:40221

約数の個数: 40

約数和(自身を含む): 149506800

約数和(自身を除く): 88419520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 40189, 80378, 160756, 200945, 321512, 401890, 643024, 763591, 803780, 1527182, 1607560, 3054364, 3215120, 3817955, 6108728, 7635910, 12217456, 15271820, 30543640, 61087280]

約数ペア:

[(1, 61087280), (2, 30543640), (4, 15271820), (5, 12217456), (8, 7635910), (10, 6108728), (16, 3817955), (19, 3215120), (20, 3054364), (38, 1607560), (40, 1527182), (76, 803780), (80, 763591), (95, 643024), (152, 401890), (190, 321512), (304, 200945), (380, 160756), (760, 80378), (1520, 40189)]