162131920

素因数分解:

$2^4\times 5^1\times {\mathrm{479}}^1\times {\mathrm{4231}}^1$

素因数の和:4723

約数の個数: 40

約数和(自身を含む): 377832960

約数和(自身を除く): 215701040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 479, 958, 1916, 2395, 3832, 4231, 4790, 7664, 8462, 9580, 16924, 19160, 21155, 33848, 38320, 42310, 67696, 84620, 169240, 338480, 2026649, 4053298, 8106596, 10133245, 16213192, 20266490, 32426384, 40532980, 81065960, 162131920]

約数ペア:

[(1, 162131920), (2, 81065960), (4, 40532980), (5, 32426384), (8, 20266490), (10, 16213192), (16, 10133245), (20, 8106596), (40, 4053298), (80, 2026649), (479, 338480), (958, 169240), (1916, 84620), (2395, 67696), (3832, 42310), (4231, 38320), (4790, 33848), (7664, 21155), (8462, 19160), (9580, 16924)]