65499995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{13381}}^1$

素因数の和:13486

約数の個数: 16

約数和(自身を含む): 86715360

約数和(自身を除く): 21215365

約数列:

[1, 5, 11, 55, 89, 445, 979, 4895, 13381, 66905, 147191, 735955, 1190909, 5954545, 13099999, 65499995]

約数ペア:

[(1, 65499995), (5, 13099999), (11, 5954545), (55, 1190909), (89, 735955), (445, 147191), (979, 66905), (4895, 13381)]