2018370475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{733}}^1$

素因数の和:821

約数の個数: 96

約数和(自身を含む): 3145512960

約数和(自身を除く): 1127142485

約数列:

[1, 5, 11, 17, 19, 25, 31, 55, 85, 95, 155, 187, 209, 275, 323, 341, 425, 475, 527, 589, 733, 775, 935, 1045, 1615, 1705, 2635, 2945, 3553, 3665, 4675, 5225, 5797, 6479, 8063, 8075, 8525, 10013, 12461, 13175, 13927, 14725, 17765, 18325, 22723, 28985, 32395, 40315, 50065, 62305, 69635, 88825, 110143, 113615, 137071, 144925, 153197, 161975, 201575, 236759, 249953, 250325, 311525, 348175, 386291, 431737, 550715, 568075, 685355, 765985, 1183795, 1249765, 1931455, 2158685, 2604349, 2753575, 3426775, 3829925, 4249201, 4749107, 5918975, 6248825, 7339529, 9657275, 10793425, 13021745, 21246005, 23745535, 36697645, 65108725, 80734819, 106230025, 118727675, 183488225, 403674095, 2018370475]

約数ペア:

[(1, 2018370475), (5, 403674095), (11, 183488225), (17, 118727675), (19, 106230025), (25, 80734819), (31, 65108725), (55, 36697645), (85, 23745535), (95, 21246005), (155, 13021745), (187, 10793425), (209, 9657275), (275, 7339529), (323, 6248825), (341, 5918975), (425, 4749107), (475, 4249201), (527, 3829925), (589, 3426775), (733, 2753575), (775, 2604349), (935, 2158685), (1045, 1931455), (1615, 1249765), (1705, 1183795), (2635, 765985), (2945, 685355), (3553, 568075), (3665, 550715), (4675, 431737), (5225, 386291), (5797, 348175), (6479, 311525), (8063, 250325), (8075, 249953), (8525, 236759), (10013, 201575), (12461, 161975), (13175, 153197), (13927, 144925), (14725, 137071), (17765, 113615), (18325, 110143), (22723, 88825), (28985, 69635), (32395, 62305), (40315, 50065)]