166624000

素因数分解:

$2^8\times 5^3\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:199

約数の個数: 144

約数和(自身を含む): 428553216

約数和(自身を除く): 261929216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 125, 127, 128, 160, 164, 200, 205, 250, 254, 256, 320, 328, 400, 410, 500, 508, 635, 640, 656, 800, 820, 1000, 1016, 1025, 1270, 1280, 1312, 1600, 1640, 2000, 2032, 2050, 2540, 2624, 3175, 3200, 3280, 4000, 4064, 4100, 5080, 5125, 5207, 5248, 6350, 6400, 6560, 8000, 8128, 8200, 10160, 10250, 10414, 10496, 12700, 13120, 15875, 16000, 16256, 16400, 20320, 20500, 20828, 25400, 26035, 26240, 31750, 32000, 32512, 32800, 40640, 41000, 41656, 50800, 52070, 52480, 63500, 65600, 81280, 82000, 83312, 101600, 104140, 127000, 130175, 131200, 162560, 164000, 166624, 203200, 208280, 254000, 260350, 262400, 328000, 333248, 406400, 416560, 508000, 520700, 650875, 656000, 666496, 812800, 833120, 1016000, 1041400, 1301750, 1312000, 1332992, 1666240, 2032000, 2082800, 2603500, 3332480, 4064000, 4165600, 5207000, 6664960, 8331200, 10414000, 16662400, 20828000, 33324800, 41656000, 83312000, 166624000]

約数ペア:

[(1, 166624000), (2, 83312000), (4, 41656000), (5, 33324800), (8, 20828000), (10, 16662400), (16, 10414000), (20, 8331200), (25, 6664960), (32, 5207000), (40, 4165600), (41, 4064000), (50, 3332480), (64, 2603500), (80, 2082800), (82, 2032000), (100, 1666240), (125, 1332992), (127, 1312000), (128, 1301750), (160, 1041400), (164, 1016000), (200, 833120), (205, 812800), (250, 666496), (254, 656000), (256, 650875), (320, 520700), (328, 508000), (400, 416560), (410, 406400), (500, 333248), (508, 328000), (635, 262400), (640, 260350), (656, 254000), (800, 208280), (820, 203200), (1000, 166624), (1016, 164000), (1025, 162560), (1270, 131200), (1280, 130175), (1312, 127000), (1600, 104140), (1640, 101600), (2000, 83312), (2032, 82000), (2050, 81280), (2540, 65600), (2624, 63500), (3175, 52480), (3200, 52070), (3280, 50800), (4000, 41656), (4064, 41000), (4100, 40640), (5080, 32800), (5125, 32512), (5207, 32000), (5248, 31750), (6350, 26240), (6400, 26035), (6560, 25400), (8000, 20828), (8128, 20500), (8200, 20320), (10160, 16400), (10250, 16256), (10414, 16000), (10496, 15875), (12700, 13120)]