99209860

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 212244480

約数和(自身を除く): 113034620

約数列:

[1, 2, 4, 5, 10, 20, 127, 139, 254, 278, 281, 508, 556, 562, 635, 695, 1124, 1270, 1390, 1405, 2540, 2780, 2810, 5620, 17653, 35306, 35687, 39059, 70612, 71374, 78118, 88265, 142748, 156236, 176530, 178435, 195295, 353060, 356870, 390590, 713740, 781180, 4960493, 9920986, 19841972, 24802465, 49604930, 99209860]

約数ペア:

[(1, 99209860), (2, 49604930), (4, 24802465), (5, 19841972), (10, 9920986), (20, 4960493), (127, 781180), (139, 713740), (254, 390590), (278, 356870), (281, 353060), (508, 195295), (556, 178435), (562, 176530), (635, 156236), (695, 142748), (1124, 88265), (1270, 78118), (1390, 71374), (1405, 70612), (2540, 39059), (2780, 35687), (2810, 35306), (5620, 17653)]