289652210

素因数分解:

$2^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1\times {\mathrm{643}}^1$

素因数の和:1178

約数の個数: 32

約数和(自身を含む): 528316992

約数和(自身を除く): 238664782

約数列:

[1, 2, 5, 10, 107, 214, 421, 535, 643, 842, 1070, 1286, 2105, 3215, 4210, 6430, 45047, 68801, 90094, 137602, 225235, 270703, 344005, 450470, 541406, 688010, 1353515, 2707030, 28965221, 57930442, 144826105, 289652210]

約数ペア:

[(1, 289652210), (2, 144826105), (5, 57930442), (10, 28965221), (107, 2707030), (214, 1353515), (421, 688010), (535, 541406), (643, 450470), (842, 344005), (1070, 270703), (1286, 225235), (2105, 137602), (3215, 90094), (4210, 68801), (6430, 45047)]