78713012

素因数分解:

$2^2\times 7^3\times {\mathrm{103}}^1\times {\mathrm{557}}^1$

素因数の和:685

約数の個数: 48

約数和(自身を含む): 162489600

約数和(自身を除く): 83776588

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 103, 196, 206, 343, 412, 557, 686, 721, 1114, 1372, 1442, 2228, 2884, 3899, 5047, 7798, 10094, 15596, 20188, 27293, 35329, 54586, 57371, 70658, 109172, 114742, 141316, 191051, 229484, 382102, 401597, 764204, 803194, 1606388, 2811179, 5622358, 11244716, 19678253, 39356506, 78713012]

約数ペア:

[(1, 78713012), (2, 39356506), (4, 19678253), (7, 11244716), (14, 5622358), (28, 2811179), (49, 1606388), (98, 803194), (103, 764204), (196, 401597), (206, 382102), (343, 229484), (412, 191051), (557, 141316), (686, 114742), (721, 109172), (1114, 70658), (1372, 57371), (1442, 54586), (2228, 35329), (2884, 27293), (3899, 20188), (5047, 15596), (7798, 10094)]