87040000

素因数分解:

$2^{13}\times 5^4\times {\mathrm{17}}^1$

素因数の和:63

約数の個数: 140

約数和(自身を含む): 230312214

約数和(自身を除く): 143272214

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 125, 128, 136, 160, 170, 200, 250, 256, 272, 320, 340, 400, 425, 500, 512, 544, 625, 640, 680, 800, 850, 1000, 1024, 1088, 1250, 1280, 1360, 1600, 1700, 2000, 2048, 2125, 2176, 2500, 2560, 2720, 3200, 3400, 4000, 4096, 4250, 4352, 5000, 5120, 5440, 6400, 6800, 8000, 8192, 8500, 8704, 10000, 10240, 10625, 10880, 12800, 13600, 16000, 17000, 17408, 20000, 20480, 21250, 21760, 25600, 27200, 32000, 34000, 34816, 40000, 40960, 42500, 43520, 51200, 54400, 64000, 68000, 69632, 80000, 85000, 87040, 102400, 108800, 128000, 136000, 139264, 160000, 170000, 174080, 204800, 217600, 256000, 272000, 320000, 340000, 348160, 435200, 512000, 544000, 640000, 680000, 696320, 870400, 1024000, 1088000, 1280000, 1360000, 1740800, 2176000, 2560000, 2720000, 3481600, 4352000, 5120000, 5440000, 8704000, 10880000, 17408000, 21760000, 43520000, 87040000]

約数ペア:

[(1, 87040000), (2, 43520000), (4, 21760000), (5, 17408000), (8, 10880000), (10, 8704000), (16, 5440000), (17, 5120000), (20, 4352000), (25, 3481600), (32, 2720000), (34, 2560000), (40, 2176000), (50, 1740800), (64, 1360000), (68, 1280000), (80, 1088000), (85, 1024000), (100, 870400), (125, 696320), (128, 680000), (136, 640000), (160, 544000), (170, 512000), (200, 435200), (250, 348160), (256, 340000), (272, 320000), (320, 272000), (340, 256000), (400, 217600), (425, 204800), (500, 174080), (512, 170000), (544, 160000), (625, 139264), (640, 136000), (680, 128000), (800, 108800), (850, 102400), (1000, 87040), (1024, 85000), (1088, 80000), (1250, 69632), (1280, 68000), (1360, 64000), (1600, 54400), (1700, 51200), (2000, 43520), (2048, 42500), (2125, 40960), (2176, 40000), (2500, 34816), (2560, 34000), (2720, 32000), (3200, 27200), (3400, 25600), (4000, 21760), (4096, 21250), (4250, 20480), (4352, 20000), (5000, 17408), (5120, 17000), (5440, 16000), (6400, 13600), (6800, 12800), (8000, 10880), (8192, 10625), (8500, 10240), (8704, 10000)]