806040025

素因数分解:

$5^2\times 7^1\times {\mathrm{1579}}^1\times {\mathrm{2917}}^1$

素因数の和:4513

約数の個数: 24

約数和(自身を含む): 1143389120

約数和(自身を除く): 337349095

約数列:

[1, 5, 7, 25, 35, 175, 1579, 2917, 7895, 11053, 14585, 20419, 39475, 55265, 72925, 102095, 276325, 510475, 4605943, 23029715, 32241601, 115148575, 161208005, 806040025]

約数ペア:

[(1, 806040025), (5, 161208005), (7, 115148575), (25, 32241601), (35, 23029715), (175, 4605943), (1579, 510475), (2917, 276325), (7895, 102095), (11053, 72925), (14585, 55265), (20419, 39475)]