71264000

素因数分解:

$2^8\times 5^3\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:179

約数の個数: 144

約数和(自身を含む): 189405216

約数和(自身を除く): 118141216

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 125, 128, 131, 136, 160, 170, 200, 250, 256, 262, 272, 320, 340, 400, 425, 500, 524, 544, 640, 655, 680, 800, 850, 1000, 1048, 1088, 1280, 1310, 1360, 1600, 1700, 2000, 2096, 2125, 2176, 2227, 2620, 2720, 3200, 3275, 3400, 4000, 4192, 4250, 4352, 4454, 5240, 5440, 6400, 6550, 6800, 8000, 8384, 8500, 8908, 10480, 10880, 11135, 13100, 13600, 16000, 16375, 16768, 17000, 17816, 20960, 21760, 22270, 26200, 27200, 32000, 32750, 33536, 34000, 35632, 41920, 44540, 52400, 54400, 55675, 65500, 68000, 71264, 83840, 89080, 104800, 108800, 111350, 131000, 136000, 142528, 167680, 178160, 209600, 222700, 262000, 272000, 278375, 285056, 356320, 419200, 445400, 524000, 544000, 556750, 570112, 712640, 838400, 890800, 1048000, 1113500, 1425280, 1781600, 2096000, 2227000, 2850560, 3563200, 4192000, 4454000, 7126400, 8908000, 14252800, 17816000, 35632000, 71264000]

約数ペア:

[(1, 71264000), (2, 35632000), (4, 17816000), (5, 14252800), (8, 8908000), (10, 7126400), (16, 4454000), (17, 4192000), (20, 3563200), (25, 2850560), (32, 2227000), (34, 2096000), (40, 1781600), (50, 1425280), (64, 1113500), (68, 1048000), (80, 890800), (85, 838400), (100, 712640), (125, 570112), (128, 556750), (131, 544000), (136, 524000), (160, 445400), (170, 419200), (200, 356320), (250, 285056), (256, 278375), (262, 272000), (272, 262000), (320, 222700), (340, 209600), (400, 178160), (425, 167680), (500, 142528), (524, 136000), (544, 131000), (640, 111350), (655, 108800), (680, 104800), (800, 89080), (850, 83840), (1000, 71264), (1048, 68000), (1088, 65500), (1280, 55675), (1310, 54400), (1360, 52400), (1600, 44540), (1700, 41920), (2000, 35632), (2096, 34000), (2125, 33536), (2176, 32750), (2227, 32000), (2620, 27200), (2720, 26200), (3200, 22270), (3275, 21760), (3400, 20960), (4000, 17816), (4192, 17000), (4250, 16768), (4352, 16375), (4454, 16000), (5240, 13600), (5440, 13100), (6400, 11135), (6550, 10880), (6800, 10480), (8000, 8908), (8384, 8500)]