85960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{307}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 221760

約数和(自身を除く): 135800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 307, 614, 1228, 1535, 2149, 2456, 3070, 4298, 6140, 8596, 10745, 12280, 17192, 21490, 42980, 85960]

約数ペア:

[(1, 85960), (2, 42980), (4, 21490), (5, 17192), (7, 12280), (8, 10745), (10, 8596), (14, 6140), (20, 4298), (28, 3070), (35, 2456), (40, 2149), (56, 1535), (70, 1228), (140, 614), (280, 307)]