77439995

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1\times {\mathrm{619}}^1$

素因数の和:946

約数の個数: 16

約数和(自身を含む): 94279680

約数和(自身を除く): 16839685

約数列:

[1, 5, 131, 191, 619, 655, 955, 3095, 25021, 81089, 118229, 125105, 405445, 591145, 15487999, 77439995]

約数ペア:

[(1, 77439995), (5, 15487999), (131, 591145), (191, 405445), (619, 125105), (655, 118229), (955, 81089), (3095, 25021)]