89901170

素因数分解:

$2^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{34981}}^1$

素因数の和:35245

約数の個数: 16

約数和(自身を含む): 162456408

約数和(自身を除く): 72555238

約数列:

[1, 2, 5, 10, 257, 514, 1285, 2570, 34981, 69962, 174905, 349810, 8990117, 17980234, 44950585, 89901170]

約数ペア:

[(1, 89901170), (2, 44950585), (5, 17980234), (10, 8990117), (257, 349810), (514, 174905), (1285, 69962), (2570, 34981)]