202188905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1213}}^1$

素因数の和:1325

約数の個数: 32

約数和(自身を含む): 269041824

約数和(自身を除く): 66852919

約数列:

[1, 5, 17, 37, 53, 85, 185, 265, 629, 901, 1213, 1961, 3145, 4505, 6065, 9805, 20621, 33337, 44881, 64289, 103105, 166685, 224405, 321445, 762977, 1092913, 2378693, 3814885, 5464565, 11893465, 40437781, 202188905]

約数ペア:

[(1, 202188905), (5, 40437781), (17, 11893465), (37, 5464565), (53, 3814885), (85, 2378693), (185, 1092913), (265, 762977), (629, 321445), (901, 224405), (1213, 166685), (1961, 103105), (3145, 64289), (4505, 44881), (6065, 33337), (9805, 20621)]