79103920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{141257}}^1$

素因数の和:141277

約数の個数: 40

約数和(自身を含む): 210191904

約数和(自身を除く): 131087984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 141257, 282514, 565028, 706285, 988799, 1130056, 1412570, 1977598, 2260112, 2825140, 3955196, 4943995, 5650280, 7910392, 9887990, 11300560, 15820784, 19775980, 39551960, 79103920]

約数ペア:

[(1, 79103920), (2, 39551960), (4, 19775980), (5, 15820784), (7, 11300560), (8, 9887990), (10, 7910392), (14, 5650280), (16, 4943995), (20, 3955196), (28, 2825140), (35, 2260112), (40, 1977598), (56, 1412570), (70, 1130056), (80, 988799), (112, 706285), (140, 565028), (280, 282514), (560, 141257)]