16543090

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:462

約数の個数: 32

約数和(自身を含む): 30817584

約数和(自身を除く): 14274494

約数列:

[1, 2, 5, 10, 41, 82, 157, 205, 257, 314, 410, 514, 785, 1285, 1570, 2570, 6437, 10537, 12874, 21074, 32185, 40349, 52685, 64370, 80698, 105370, 201745, 403490, 1654309, 3308618, 8271545, 16543090]

約数ペア:

[(1, 16543090), (2, 8271545), (5, 3308618), (10, 1654309), (41, 403490), (82, 201745), (157, 105370), (205, 80698), (257, 64370), (314, 52685), (410, 40349), (514, 32185), (785, 21074), (1285, 12874), (1570, 10537), (2570, 6437)]