28001600

素因数分解:

$2^6\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:113

約数の個数: 168

約数和(自身を含む): 78991968

約数和(自身を除く): 50990368

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 37, 40, 43, 44, 50, 55, 64, 74, 80, 86, 88, 100, 110, 148, 160, 172, 176, 185, 200, 215, 220, 275, 296, 320, 344, 352, 370, 400, 407, 430, 440, 473, 550, 592, 688, 704, 740, 800, 814, 860, 880, 925, 946, 1075, 1100, 1184, 1376, 1480, 1591, 1600, 1628, 1720, 1760, 1850, 1892, 2035, 2150, 2200, 2365, 2368, 2752, 2960, 3182, 3256, 3440, 3520, 3700, 3784, 4070, 4300, 4400, 4730, 5920, 6364, 6512, 6880, 7400, 7568, 7955, 8140, 8600, 8800, 9460, 10175, 11825, 11840, 12728, 13024, 13760, 14800, 15136, 15910, 16280, 17200, 17501, 17600, 18920, 20350, 23650, 25456, 26048, 29600, 30272, 31820, 32560, 34400, 35002, 37840, 39775, 40700, 47300, 50912, 59200, 63640, 65120, 68800, 70004, 75680, 79550, 81400, 87505, 94600, 101824, 127280, 130240, 140008, 151360, 159100, 162800, 175010, 189200, 254560, 280016, 318200, 325600, 350020, 378400, 437525, 509120, 560032, 636400, 651200, 700040, 756800, 875050, 1120064, 1272800, 1400080, 1750100, 2545600, 2800160, 3500200, 5600320, 7000400, 14000800, 28001600]

約数ペア:

[(1, 28001600), (2, 14000800), (4, 7000400), (5, 5600320), (8, 3500200), (10, 2800160), (11, 2545600), (16, 1750100), (20, 1400080), (22, 1272800), (25, 1120064), (32, 875050), (37, 756800), (40, 700040), (43, 651200), (44, 636400), (50, 560032), (55, 509120), (64, 437525), (74, 378400), (80, 350020), (86, 325600), (88, 318200), (100, 280016), (110, 254560), (148, 189200), (160, 175010), (172, 162800), (176, 159100), (185, 151360), (200, 140008), (215, 130240), (220, 127280), (275, 101824), (296, 94600), (320, 87505), (344, 81400), (352, 79550), (370, 75680), (400, 70004), (407, 68800), (430, 65120), (440, 63640), (473, 59200), (550, 50912), (592, 47300), (688, 40700), (704, 39775), (740, 37840), (800, 35002), (814, 34400), (860, 32560), (880, 31820), (925, 30272), (946, 29600), (1075, 26048), (1100, 25456), (1184, 23650), (1376, 20350), (1480, 18920), (1591, 17600), (1600, 17501), (1628, 17200), (1720, 16280), (1760, 15910), (1850, 15136), (1892, 14800), (2035, 13760), (2150, 13024), (2200, 12728), (2365, 11840), (2368, 11825), (2752, 10175), (2960, 9460), (3182, 8800), (3256, 8600), (3440, 8140), (3520, 7955), (3700, 7568), (3784, 7400), (4070, 6880), (4300, 6512), (4400, 6364), (4730, 5920)]