65408000

素因数分解:

$2^{10}\times 5^3\times 7^1\times {\mathrm{73}}^1$

素因数の和:115

約数の個数: 176

約数和(自身を含む): 189044544

約数和(自身を除く): 123636544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 73, 80, 100, 112, 125, 128, 140, 146, 160, 175, 200, 224, 250, 256, 280, 292, 320, 350, 365, 400, 448, 500, 511, 512, 560, 584, 640, 700, 730, 800, 875, 896, 1000, 1022, 1024, 1120, 1168, 1280, 1400, 1460, 1600, 1750, 1792, 1825, 2000, 2044, 2240, 2336, 2555, 2560, 2800, 2920, 3200, 3500, 3584, 3650, 4000, 4088, 4480, 4672, 5110, 5120, 5600, 5840, 6400, 7000, 7168, 7300, 8000, 8176, 8960, 9125, 9344, 10220, 11200, 11680, 12775, 12800, 14000, 14600, 16000, 16352, 17920, 18250, 18688, 20440, 22400, 23360, 25550, 25600, 28000, 29200, 32000, 32704, 35840, 36500, 37376, 40880, 44800, 46720, 51100, 56000, 58400, 63875, 64000, 65408, 73000, 74752, 81760, 89600, 93440, 102200, 112000, 116800, 127750, 128000, 130816, 146000, 163520, 179200, 186880, 204400, 224000, 233600, 255500, 261632, 292000, 327040, 373760, 408800, 448000, 467200, 511000, 523264, 584000, 654080, 817600, 896000, 934400, 1022000, 1168000, 1308160, 1635200, 1868800, 2044000, 2336000, 2616320, 3270400, 4088000, 4672000, 6540800, 8176000, 9344000, 13081600, 16352000, 32704000, 65408000]

約数ペア:

[(1, 65408000), (2, 32704000), (4, 16352000), (5, 13081600), (7, 9344000), (8, 8176000), (10, 6540800), (14, 4672000), (16, 4088000), (20, 3270400), (25, 2616320), (28, 2336000), (32, 2044000), (35, 1868800), (40, 1635200), (50, 1308160), (56, 1168000), (64, 1022000), (70, 934400), (73, 896000), (80, 817600), (100, 654080), (112, 584000), (125, 523264), (128, 511000), (140, 467200), (146, 448000), (160, 408800), (175, 373760), (200, 327040), (224, 292000), (250, 261632), (256, 255500), (280, 233600), (292, 224000), (320, 204400), (350, 186880), (365, 179200), (400, 163520), (448, 146000), (500, 130816), (511, 128000), (512, 127750), (560, 116800), (584, 112000), (640, 102200), (700, 93440), (730, 89600), (800, 81760), (875, 74752), (896, 73000), (1000, 65408), (1022, 64000), (1024, 63875), (1120, 58400), (1168, 56000), (1280, 51100), (1400, 46720), (1460, 44800), (1600, 40880), (1750, 37376), (1792, 36500), (1825, 35840), (2000, 32704), (2044, 32000), (2240, 29200), (2336, 28000), (2555, 25600), (2560, 25550), (2800, 23360), (2920, 22400), (3200, 20440), (3500, 18688), (3584, 18250), (3650, 17920), (4000, 16352), (4088, 16000), (4480, 14600), (4672, 14000), (5110, 12800), (5120, 12775), (5600, 11680), (5840, 11200), (6400, 10220), (7000, 9344), (7168, 9125), (7300, 8960), (8000, 8176)]