71605280

素因数分解:

$2^5\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1783}}^1$

素因数の和:2049

約数の個数: 48

約数和(自身を含む): 169936704

約数和(自身を除く): 98331424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 251, 502, 1004, 1255, 1783, 2008, 2510, 3566, 4016, 5020, 7132, 8032, 8915, 10040, 14264, 17830, 20080, 28528, 35660, 40160, 57056, 71320, 142640, 285280, 447533, 895066, 1790132, 2237665, 3580264, 4475330, 7160528, 8950660, 14321056, 17901320, 35802640, 71605280]

約数ペア:

[(1, 71605280), (2, 35802640), (4, 17901320), (5, 14321056), (8, 8950660), (10, 7160528), (16, 4475330), (20, 3580264), (32, 2237665), (40, 1790132), (80, 895066), (160, 447533), (251, 285280), (502, 142640), (1004, 71320), (1255, 57056), (1783, 40160), (2008, 35660), (2510, 28528), (3566, 20080), (4016, 17830), (5020, 14264), (7132, 10040), (8032, 8915)]