161813792

素因数分解:

$2^5\times 7^1\times {\mathrm{139}}^1\times {\mathrm{5197}}^1$

素因数の和:5353

約数の個数: 48

約数和(自身を含む): 366770880

約数和(自身を除く): 204957088

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 139, 224, 278, 556, 973, 1112, 1946, 2224, 3892, 4448, 5197, 7784, 10394, 15568, 20788, 31136, 36379, 41576, 72758, 83152, 145516, 166304, 291032, 582064, 722383, 1164128, 1444766, 2889532, 5056681, 5779064, 10113362, 11558128, 20226724, 23116256, 40453448, 80906896, 161813792]

約数ペア:

[(1, 161813792), (2, 80906896), (4, 40453448), (7, 23116256), (8, 20226724), (14, 11558128), (16, 10113362), (28, 5779064), (32, 5056681), (56, 2889532), (112, 1444766), (139, 1164128), (224, 722383), (278, 582064), (556, 291032), (973, 166304), (1112, 145516), (1946, 83152), (2224, 72758), (3892, 41576), (4448, 36379), (5197, 31136), (7784, 20788), (10394, 15568)]