80219045

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{4421}}^1$

素因数の和:4636

約数の個数: 16

約数和(自身を含む): 101882880

約数和(自身を除く): 21663835

約数列:

[1, 5, 19, 95, 191, 955, 3629, 4421, 18145, 22105, 83999, 419995, 844411, 4222055, 16043809, 80219045]

約数ペア:

[(1, 80219045), (5, 16043809), (19, 4222055), (95, 844411), (191, 419995), (955, 83999), (3629, 22105), (4421, 18145)]