13197500

素因数分解:

$2^2\times 5^4\times {\mathrm{5279}}^1$

素因数の和:5303

約数の個数: 30

約数和(自身を含む): 28865760

約数和(自身を除く): 15668260

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 5279, 10558, 21116, 26395, 52790, 105580, 131975, 263950, 527900, 659875, 1319750, 2639500, 3299375, 6598750, 13197500]

約数ペア:

[(1, 13197500), (2, 6598750), (4, 3299375), (5, 2639500), (10, 1319750), (20, 659875), (25, 527900), (50, 263950), (100, 131975), (125, 105580), (250, 52790), (500, 26395), (625, 21116), (1250, 10558), (2500, 5279)]