164401425

素因数分解:

$3^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{3709}}^1$

素因数の和:3922

約数の個数: 36

約数和(自身を含む): 296035740

約数和(自身を除く): 131634315

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 197, 225, 591, 985, 1773, 2955, 3709, 4925, 8865, 11127, 14775, 18545, 33381, 44325, 55635, 92725, 166905, 278175, 730673, 834525, 2192019, 3653365, 6576057, 10960095, 18266825, 32880285, 54800475, 164401425]

約数ペア:

[(1, 164401425), (3, 54800475), (5, 32880285), (9, 18266825), (15, 10960095), (25, 6576057), (45, 3653365), (75, 2192019), (197, 834525), (225, 730673), (591, 278175), (985, 166905), (1773, 92725), (2955, 55635), (3709, 44325), (4925, 33381), (8865, 18545), (11127, 14775)]