201558775

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{2897}}^1$

素因数の和:2952

約数の個数: 36

約数和(自身を含む): 286762896

約数和(自身を除く): 85204121

約数列:

[1, 5, 11, 23, 25, 55, 115, 121, 253, 275, 575, 605, 1265, 2783, 2897, 3025, 6325, 13915, 14485, 31867, 66631, 69575, 72425, 159335, 333155, 350537, 732941, 796675, 1665775, 1752685, 3664705, 8062351, 8763425, 18323525, 40311755, 201558775]

約数ペア:

[(1, 201558775), (5, 40311755), (11, 18323525), (23, 8763425), (25, 8062351), (55, 3664705), (115, 1752685), (121, 1665775), (253, 796675), (275, 732941), (575, 350537), (605, 333155), (1265, 159335), (2783, 72425), (2897, 69575), (3025, 66631), (6325, 31867), (13915, 14485)]