80398975

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{877}}^1$

素因数の和:1099

約数の個数: 24

約数和(自身を含む): 105605840

約数和(自身を除く): 25206865

約数列:

[1, 5, 19, 25, 95, 193, 475, 877, 965, 3667, 4385, 4825, 16663, 18335, 21925, 83315, 91675, 169261, 416575, 846305, 3215959, 4231525, 16079795, 80398975]

約数ペア:

[(1, 80398975), (5, 16079795), (19, 4231525), (25, 3215959), (95, 846305), (193, 416575), (475, 169261), (877, 91675), (965, 83315), (3667, 21925), (4385, 18335), (4825, 16663)]