264160000

素因数分解:

$2^8\times 5^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1$

素因数の和:176

約数の個数: 180

約数和(自身を含む): 715171072

約数和(自身を除く): 451011072

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 125, 127, 128, 130, 160, 200, 208, 250, 254, 256, 260, 320, 325, 400, 416, 500, 508, 520, 625, 635, 640, 650, 800, 832, 1000, 1016, 1040, 1250, 1270, 1280, 1300, 1600, 1625, 1651, 1664, 2000, 2032, 2080, 2500, 2540, 2600, 3175, 3200, 3250, 3302, 3328, 4000, 4064, 4160, 5000, 5080, 5200, 6350, 6400, 6500, 6604, 8000, 8125, 8128, 8255, 8320, 10000, 10160, 10400, 12700, 13000, 13208, 15875, 16000, 16250, 16256, 16510, 16640, 20000, 20320, 20800, 25400, 26000, 26416, 31750, 32000, 32500, 32512, 33020, 40000, 40640, 41275, 41600, 50800, 52000, 52832, 63500, 65000, 66040, 79375, 80000, 81280, 82550, 83200, 101600, 104000, 105664, 127000, 130000, 132080, 158750, 160000, 162560, 165100, 203200, 206375, 208000, 211328, 254000, 260000, 264160, 317500, 330200, 406400, 412750, 416000, 422656, 508000, 520000, 528320, 635000, 660400, 812800, 825500, 1016000, 1031875, 1040000, 1056640, 1270000, 1320800, 1651000, 2032000, 2063750, 2080000, 2113280, 2540000, 2641600, 3302000, 4064000, 4127500, 5080000, 5283200, 6604000, 8255000, 10160000, 10566400, 13208000, 16510000, 20320000, 26416000, 33020000, 52832000, 66040000, 132080000, 264160000]

約数ペア:

[(1, 264160000), (2, 132080000), (4, 66040000), (5, 52832000), (8, 33020000), (10, 26416000), (13, 20320000), (16, 16510000), (20, 13208000), (25, 10566400), (26, 10160000), (32, 8255000), (40, 6604000), (50, 5283200), (52, 5080000), (64, 4127500), (65, 4064000), (80, 3302000), (100, 2641600), (104, 2540000), (125, 2113280), (127, 2080000), (128, 2063750), (130, 2032000), (160, 1651000), (200, 1320800), (208, 1270000), (250, 1056640), (254, 1040000), (256, 1031875), (260, 1016000), (320, 825500), (325, 812800), (400, 660400), (416, 635000), (500, 528320), (508, 520000), (520, 508000), (625, 422656), (635, 416000), (640, 412750), (650, 406400), (800, 330200), (832, 317500), (1000, 264160), (1016, 260000), (1040, 254000), (1250, 211328), (1270, 208000), (1280, 206375), (1300, 203200), (1600, 165100), (1625, 162560), (1651, 160000), (1664, 158750), (2000, 132080), (2032, 130000), (2080, 127000), (2500, 105664), (2540, 104000), (2600, 101600), (3175, 83200), (3200, 82550), (3250, 81280), (3302, 80000), (3328, 79375), (4000, 66040), (4064, 65000), (4160, 63500), (5000, 52832), (5080, 52000), (5200, 50800), (6350, 41600), (6400, 41275), (6500, 40640), (6604, 40000), (8000, 33020), (8125, 32512), (8128, 32500), (8255, 32000), (8320, 31750), (10000, 26416), (10160, 26000), (10400, 25400), (12700, 20800), (13000, 20320), (13208, 20000), (15875, 16640), (16000, 16510), (16250, 16256)]