204981175

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{401}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 306266112

約数和(自身を除く): 101284937

約数列:

[1, 5, 7, 23, 25, 35, 115, 127, 161, 175, 401, 575, 635, 805, 889, 2005, 2807, 2921, 3175, 4025, 4445, 9223, 10025, 14035, 14605, 20447, 22225, 46115, 50927, 64561, 70175, 73025, 102235, 230575, 254635, 322805, 356489, 511175, 1171321, 1273175, 1614025, 1782445, 5856605, 8199247, 8912225, 29283025, 40996235, 204981175]

約数ペア:

[(1, 204981175), (5, 40996235), (7, 29283025), (23, 8912225), (25, 8199247), (35, 5856605), (115, 1782445), (127, 1614025), (161, 1273175), (175, 1171321), (401, 511175), (575, 356489), (635, 322805), (805, 254635), (889, 230575), (2005, 102235), (2807, 73025), (2921, 70175), (3175, 64561), (4025, 50927), (4445, 46115), (9223, 22225), (10025, 20447), (14035, 14605)]