389156933525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{653}}^1\times {\mathrm{1487}}^1$

素因数の和:2231

約数の個数: 96

約数和(自身を含む): 547362966528

約数和(自身を除く): 158206033003

約数列:

[1, 5, 17, 23, 25, 41, 85, 115, 205, 391, 425, 575, 653, 697, 943, 1025, 1487, 1955, 3265, 3485, 4715, 7435, 9775, 11101, 15019, 16031, 16325, 17425, 23575, 25279, 26773, 34201, 37175, 55505, 60967, 75095, 80155, 126395, 133865, 171005, 255323, 277525, 304835, 375475, 400775, 455141, 581417, 615779, 631975, 669325, 855025, 971011, 1036439, 1276615, 1402241, 1524175, 2275705, 2907085, 3078895, 4855055, 5182195, 6383075, 7011205, 10468243, 11378525, 14535425, 15394475, 16507187, 22333253, 23838097, 24275275, 25910975, 35056025, 39811451, 52341215, 82535935, 111666265, 119190485, 199057255, 261706075, 379665301, 412679675, 558331325, 595952425, 676794667, 915663373, 995286275, 1898326505, 3383973335, 4578316865, 9491632525, 15566277341, 16919866675, 22891584325, 77831386705, 389156933525]

約数ペア:

[(1, 389156933525), (5, 77831386705), (17, 22891584325), (23, 16919866675), (25, 15566277341), (41, 9491632525), (85, 4578316865), (115, 3383973335), (205, 1898326505), (391, 995286275), (425, 915663373), (575, 676794667), (653, 595952425), (697, 558331325), (943, 412679675), (1025, 379665301), (1487, 261706075), (1955, 199057255), (3265, 119190485), (3485, 111666265), (4715, 82535935), (7435, 52341215), (9775, 39811451), (11101, 35056025), (15019, 25910975), (16031, 24275275), (16325, 23838097), (17425, 22333253), (23575, 16507187), (25279, 15394475), (26773, 14535425), (34201, 11378525), (37175, 10468243), (55505, 7011205), (60967, 6383075), (75095, 5182195), (80155, 4855055), (126395, 3078895), (133865, 2907085), (171005, 2275705), (255323, 1524175), (277525, 1402241), (304835, 1276615), (375475, 1036439), (400775, 971011), (455141, 855025), (581417, 669325), (615779, 631975)]