99131480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{354041}}^1$

素因数の和:354059

約数の個数: 32

約数和(自身を含む): 254910240

約数和(自身を除く): 155778760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 354041, 708082, 1416164, 1770205, 2478287, 2832328, 3540410, 4956574, 7080820, 9913148, 12391435, 14161640, 19826296, 24782870, 49565740, 99131480]

約数ペア:

[(1, 99131480), (2, 49565740), (4, 24782870), (5, 19826296), (7, 14161640), (8, 12391435), (10, 9913148), (14, 7080820), (20, 4956574), (28, 3540410), (35, 2832328), (40, 2478287), (56, 1770205), (70, 1416164), (140, 708082), (280, 354041)]