79811480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9829}}^1$

素因数の和:9876

約数の個数: 64

約数和(自身を含む): 212328000

約数和(自身を除く): 132516520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 9829, 19658, 39316, 49145, 68803, 78632, 98290, 137606, 196580, 275212, 285041, 344015, 393160, 550424, 570082, 688030, 1140164, 1376060, 1425205, 1995287, 2280328, 2752120, 2850410, 3990574, 5700820, 7981148, 9976435, 11401640, 15962296, 19952870, 39905740, 79811480]

約数ペア:

[(1, 79811480), (2, 39905740), (4, 19952870), (5, 15962296), (7, 11401640), (8, 9976435), (10, 7981148), (14, 5700820), (20, 3990574), (28, 2850410), (29, 2752120), (35, 2280328), (40, 1995287), (56, 1425205), (58, 1376060), (70, 1140164), (116, 688030), (140, 570082), (145, 550424), (203, 393160), (232, 344015), (280, 285041), (290, 275212), (406, 196580), (580, 137606), (812, 98290), (1015, 78632), (1160, 68803), (1624, 49145), (2030, 39316), (4060, 19658), (8120, 9829)]