71313175

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 99993600

約数和(自身を除く): 28680425

約数列:

[1, 5, 19, 25, 29, 31, 95, 145, 155, 167, 475, 551, 589, 725, 775, 835, 899, 2755, 2945, 3173, 4175, 4495, 4843, 5177, 13775, 14725, 15865, 17081, 22475, 24215, 25885, 79325, 85405, 92017, 98363, 121075, 129425, 150133, 427025, 460085, 491815, 750665, 2300425, 2459075, 2852527, 3753325, 14262635, 71313175]

約数ペア:

[(1, 71313175), (5, 14262635), (19, 3753325), (25, 2852527), (29, 2459075), (31, 2300425), (95, 750665), (145, 491815), (155, 460085), (167, 427025), (475, 150133), (551, 129425), (589, 121075), (725, 98363), (775, 92017), (835, 85405), (899, 79325), (2755, 25885), (2945, 24215), (3173, 22475), (4175, 17081), (4495, 15865), (4843, 14725), (5177, 13775)]