79601600

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:167

約数の個数: 168

約数和(自身を含む): 218267280

約数和(自身を除く): 138665680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 43, 50, 52, 64, 65, 80, 86, 89, 100, 104, 130, 160, 172, 178, 200, 208, 215, 260, 320, 325, 344, 356, 400, 416, 430, 445, 520, 559, 650, 688, 712, 800, 832, 860, 890, 1040, 1075, 1118, 1157, 1300, 1376, 1424, 1600, 1720, 1780, 2080, 2150, 2225, 2236, 2314, 2600, 2752, 2795, 2848, 3440, 3560, 3827, 4160, 4300, 4450, 4472, 4628, 5200, 5590, 5696, 5785, 6880, 7120, 7654, 8600, 8900, 8944, 9256, 10400, 11180, 11570, 13760, 13975, 14240, 15308, 17200, 17800, 17888, 18512, 19135, 20800, 22360, 23140, 27950, 28480, 28925, 30616, 34400, 35600, 35776, 37024, 38270, 44720, 46280, 49751, 55900, 57850, 61232, 68800, 71200, 74048, 76540, 89440, 92560, 95675, 99502, 111800, 115700, 122464, 142400, 153080, 178880, 185120, 191350, 199004, 223600, 231400, 244928, 248755, 306160, 370240, 382700, 398008, 447200, 462800, 497510, 612320, 765400, 796016, 894400, 925600, 995020, 1224640, 1243775, 1530800, 1592032, 1851200, 1990040, 2487550, 3061600, 3184064, 3980080, 4975100, 6123200, 7960160, 9950200, 15920320, 19900400, 39800800, 79601600]

約数ペア:

[(1, 79601600), (2, 39800800), (4, 19900400), (5, 15920320), (8, 9950200), (10, 7960160), (13, 6123200), (16, 4975100), (20, 3980080), (25, 3184064), (26, 3061600), (32, 2487550), (40, 1990040), (43, 1851200), (50, 1592032), (52, 1530800), (64, 1243775), (65, 1224640), (80, 995020), (86, 925600), (89, 894400), (100, 796016), (104, 765400), (130, 612320), (160, 497510), (172, 462800), (178, 447200), (200, 398008), (208, 382700), (215, 370240), (260, 306160), (320, 248755), (325, 244928), (344, 231400), (356, 223600), (400, 199004), (416, 191350), (430, 185120), (445, 178880), (520, 153080), (559, 142400), (650, 122464), (688, 115700), (712, 111800), (800, 99502), (832, 95675), (860, 92560), (890, 89440), (1040, 76540), (1075, 74048), (1118, 71200), (1157, 68800), (1300, 61232), (1376, 57850), (1424, 55900), (1600, 49751), (1720, 46280), (1780, 44720), (2080, 38270), (2150, 37024), (2225, 35776), (2236, 35600), (2314, 34400), (2600, 30616), (2752, 28925), (2795, 28480), (2848, 27950), (3440, 23140), (3560, 22360), (3827, 20800), (4160, 19135), (4300, 18512), (4450, 17888), (4472, 17800), (4628, 17200), (5200, 15308), (5590, 14240), (5696, 13975), (5785, 13760), (6880, 11570), (7120, 11180), (7654, 10400), (8600, 9256), (8900, 8944)]