80945090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{279121}}^1$

素因数の和:279157

約数の個数: 16

約数和(自身を含む): 150725880

約数和(自身を除く): 69780790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 279121, 558242, 1395605, 2791210, 8094509, 16189018, 40472545, 80945090]

約数ペア:

[(1, 80945090), (2, 40472545), (5, 16189018), (10, 8094509), (29, 2791210), (58, 1395605), (145, 558242), (290, 279121)]