83275520

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 218544480

約数和(自身を除く): 135268960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 43, 64, 68, 80, 85, 86, 89, 128, 136, 160, 170, 172, 178, 215, 256, 272, 320, 340, 344, 356, 430, 445, 544, 640, 680, 688, 712, 731, 860, 890, 1088, 1280, 1360, 1376, 1424, 1462, 1513, 1720, 1780, 2176, 2720, 2752, 2848, 2924, 3026, 3440, 3560, 3655, 3827, 4352, 5440, 5504, 5696, 5848, 6052, 6880, 7120, 7310, 7565, 7654, 10880, 11008, 11392, 11696, 12104, 13760, 14240, 14620, 15130, 15308, 19135, 21760, 22784, 23392, 24208, 27520, 28480, 29240, 30260, 30616, 38270, 46784, 48416, 55040, 56960, 58480, 60520, 61232, 65059, 76540, 93568, 96832, 113920, 116960, 121040, 122464, 130118, 153080, 187136, 193664, 233920, 242080, 244928, 260236, 306160, 325295, 387328, 467840, 484160, 489856, 520472, 612320, 650590, 935680, 968320, 979712, 1040944, 1224640, 1301180, 1936640, 2081888, 2449280, 2602360, 4163776, 4898560, 5204720, 8327552, 10409440, 16655104, 20818880, 41637760, 83275520]

約数ペア:

[(1, 83275520), (2, 41637760), (4, 20818880), (5, 16655104), (8, 10409440), (10, 8327552), (16, 5204720), (17, 4898560), (20, 4163776), (32, 2602360), (34, 2449280), (40, 2081888), (43, 1936640), (64, 1301180), (68, 1224640), (80, 1040944), (85, 979712), (86, 968320), (89, 935680), (128, 650590), (136, 612320), (160, 520472), (170, 489856), (172, 484160), (178, 467840), (215, 387328), (256, 325295), (272, 306160), (320, 260236), (340, 244928), (344, 242080), (356, 233920), (430, 193664), (445, 187136), (544, 153080), (640, 130118), (680, 122464), (688, 121040), (712, 116960), (731, 113920), (860, 96832), (890, 93568), (1088, 76540), (1280, 65059), (1360, 61232), (1376, 60520), (1424, 58480), (1462, 56960), (1513, 55040), (1720, 48416), (1780, 46784), (2176, 38270), (2720, 30616), (2752, 30260), (2848, 29240), (2924, 28480), (3026, 27520), (3440, 24208), (3560, 23392), (3655, 22784), (3827, 21760), (4352, 19135), (5440, 15308), (5504, 15130), (5696, 14620), (5848, 14240), (6052, 13760), (6880, 12104), (7120, 11696), (7310, 11392), (7565, 11008), (7654, 10880)]