80212160

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{35809}}^1$

素因数の和:35833

約数の個数: 56

約数和(自身を含む): 218297760

約数和(自身を除く): 138085600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 35809, 71618, 143236, 179045, 250663, 286472, 358090, 501326, 572944, 716180, 1002652, 1145888, 1253315, 1432360, 2005304, 2291776, 2506630, 2864720, 4010608, 5013260, 5729440, 8021216, 10026520, 11458880, 16042432, 20053040, 40106080, 80212160]

約数ペア:

[(1, 80212160), (2, 40106080), (4, 20053040), (5, 16042432), (7, 11458880), (8, 10026520), (10, 8021216), (14, 5729440), (16, 5013260), (20, 4010608), (28, 2864720), (32, 2506630), (35, 2291776), (40, 2005304), (56, 1432360), (64, 1253315), (70, 1145888), (80, 1002652), (112, 716180), (140, 572944), (160, 501326), (224, 358090), (280, 286472), (320, 250663), (448, 179045), (560, 143236), (1120, 71618), (2240, 35809)]