201418855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{499}}^1$

素因数の和:735

約数の個数: 32

約数和(自身を含む): 272160000

約数和(自身を除く): 70741145

約数列:

[1, 5, 11, 41, 55, 179, 205, 451, 499, 895, 1969, 2255, 2495, 5489, 7339, 9845, 20459, 27445, 36695, 80729, 89321, 102295, 225049, 403645, 446605, 982531, 1125245, 3662161, 4912655, 18310805, 40283771, 201418855]

約数ペア:

[(1, 201418855), (5, 40283771), (11, 18310805), (41, 4912655), (55, 3662161), (179, 1125245), (205, 982531), (451, 446605), (499, 403645), (895, 225049), (1969, 102295), (2255, 89321), (2495, 80729), (5489, 36695), (7339, 27445), (9845, 20459)]