71848880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47269}}^1$

素因数の和:47301

約数の個数: 40

約数和(自身を含む): 175844400

約数和(自身を除く): 103995520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 47269, 94538, 189076, 236345, 378152, 472690, 756304, 898111, 945380, 1796222, 1890760, 3592444, 3781520, 4490555, 7184888, 8981110, 14369776, 17962220, 35924440, 71848880]

約数ペア:

[(1, 71848880), (2, 35924440), (4, 17962220), (5, 14369776), (8, 8981110), (10, 7184888), (16, 4490555), (19, 3781520), (20, 3592444), (38, 1890760), (40, 1796222), (76, 945380), (80, 898111), (95, 756304), (152, 472690), (190, 378152), (304, 236345), (380, 189076), (760, 94538), (1520, 47269)]