72691010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{1361}}^1$

素因数の和:1491

約数の個数: 48

約数和(自身を含む): 153715320

約数和(自身を除く): 81024310

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 109, 218, 245, 490, 545, 763, 1090, 1361, 1526, 2722, 3815, 5341, 6805, 7630, 9527, 10682, 13610, 19054, 26705, 47635, 53410, 66689, 95270, 133378, 148349, 296698, 333445, 666890, 741745, 1038443, 1483490, 2076886, 5192215, 7269101, 10384430, 14538202, 36345505, 72691010]

約数ペア:

[(1, 72691010), (2, 36345505), (5, 14538202), (7, 10384430), (10, 7269101), (14, 5192215), (35, 2076886), (49, 1483490), (70, 1038443), (98, 741745), (109, 666890), (218, 333445), (245, 296698), (490, 148349), (545, 133378), (763, 95270), (1090, 66689), (1361, 53410), (1526, 47635), (2722, 26705), (3815, 19054), (5341, 13610), (6805, 10682), (7630, 9527)]