1320406925

素因数分解:

$5^2\times {\mathrm{109}}^1\times {\mathrm{179}}^1\times {\mathrm{2707}}^1$

素因数の和:3005

約数の個数: 24

約数和(自身を含む): 1662170400

約数和(自身を除く): 341763475

約数列:

[1, 5, 25, 109, 179, 545, 895, 2707, 2725, 4475, 13535, 19511, 67675, 97555, 295063, 484553, 487775, 1475315, 2422765, 7376575, 12113825, 52816277, 264081385, 1320406925]

約数ペア:

[(1, 1320406925), (5, 264081385), (25, 52816277), (109, 12113825), (179, 7376575), (545, 2422765), (895, 1475315), (2707, 487775), (2725, 484553), (4475, 295063), (13535, 97555), (19511, 67675)]