71082008

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{443}}^1\times {\mathrm{647}}^1$

素因数の和:1127

約数の個数: 32

約数和(自身を含む): 138101760

約数和(自身を除く): 67019752

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 443, 647, 886, 1294, 1772, 2588, 3544, 5176, 13733, 20057, 27466, 40114, 54932, 80228, 109864, 160456, 286621, 573242, 1146484, 2292968, 8885251, 17770502, 35541004, 71082008]

約数ペア:

[(1, 71082008), (2, 35541004), (4, 17770502), (8, 8885251), (31, 2292968), (62, 1146484), (124, 573242), (248, 286621), (443, 160456), (647, 109864), (886, 80228), (1294, 54932), (1772, 40114), (2588, 27466), (3544, 20057), (5176, 13733)]