669238075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2707}}^1$

素因数の和:2788

約数の個数: 48

約数和(自身を含む): 967080960

約数和(自身を除く): 297842885

約数列:

[1, 5, 11, 25, 29, 31, 55, 145, 155, 275, 319, 341, 725, 775, 899, 1595, 1705, 2707, 4495, 7975, 8525, 9889, 13535, 22475, 29777, 49445, 67675, 78503, 83917, 148885, 247225, 392515, 419585, 744425, 863533, 923087, 1962575, 2097925, 2433593, 4317665, 4615435, 12167965, 21588325, 23077175, 26769523, 60839825, 133847615, 669238075]

約数ペア:

[(1, 669238075), (5, 133847615), (11, 60839825), (25, 26769523), (29, 23077175), (31, 21588325), (55, 12167965), (145, 4615435), (155, 4317665), (275, 2433593), (319, 2097925), (341, 1962575), (725, 923087), (775, 863533), (899, 744425), (1595, 419585), (1705, 392515), (2707, 247225), (4495, 148885), (7975, 83917), (8525, 78503), (9889, 67675), (13535, 49445), (22475, 29777)]