80644438

素因数分解:

$2^1\times 7^1\times {\mathrm{1439}}^1\times {\mathrm{4003}}^1$

素因数の和:5451

約数の個数: 16

約数和(自身を含む): 138378240

約数和(自身を除く): 57733802

約数列:

[1, 2, 7, 14, 1439, 2878, 4003, 8006, 10073, 20146, 28021, 56042, 5760317, 11520634, 40322219, 80644438]

約数ペア:

[(1, 80644438), (2, 40322219), (7, 11520634), (14, 5760317), (1439, 56042), (2878, 28021), (4003, 20146), (8006, 10073)]