206563804985

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{757}}^1\times {\mathrm{21821}}^1$

素因数の和:22685

約数の個数: 32

約数和(自身を含む): 258437771424

約数和(自身を除く): 51873966439

約数列:

[1, 5, 41, 61, 205, 305, 757, 2501, 3785, 12505, 21821, 31037, 46177, 109105, 155185, 230885, 894661, 1331081, 1893257, 4473305, 6655405, 9466285, 16518497, 54574321, 82592485, 272871605, 677258377, 1007628317, 3386291885, 5038141585, 41312760997, 206563804985]

約数ペア:

[(1, 206563804985), (5, 41312760997), (41, 5038141585), (61, 3386291885), (205, 1007628317), (305, 677258377), (757, 272871605), (2501, 82592485), (3785, 54574321), (12505, 16518497), (21821, 9466285), (31037, 6655405), (46177, 4473305), (109105, 1893257), (155185, 1331081), (230885, 894661)]