25456000

素因数分解:

$2^7\times 5^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:109

約数の個数: 128

約数和(自身を含む): 66512160

約数和(自身を除く): 41056160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 43, 50, 64, 74, 80, 86, 100, 125, 128, 148, 160, 172, 185, 200, 215, 250, 296, 320, 344, 370, 400, 430, 500, 592, 640, 688, 740, 800, 860, 925, 1000, 1075, 1184, 1376, 1480, 1591, 1600, 1720, 1850, 2000, 2150, 2368, 2752, 2960, 3182, 3200, 3440, 3700, 4000, 4300, 4625, 4736, 5375, 5504, 5920, 6364, 6880, 7400, 7955, 8000, 8600, 9250, 10750, 11840, 12728, 13760, 14800, 15910, 16000, 17200, 18500, 21500, 23680, 25456, 27520, 29600, 31820, 34400, 37000, 39775, 43000, 50912, 59200, 63640, 68800, 74000, 79550, 86000, 101824, 118400, 127280, 137600, 148000, 159100, 172000, 198875, 203648, 254560, 296000, 318200, 344000, 397750, 509120, 592000, 636400, 688000, 795500, 1018240, 1272800, 1591000, 2545600, 3182000, 5091200, 6364000, 12728000, 25456000]

約数ペア:

[(1, 25456000), (2, 12728000), (4, 6364000), (5, 5091200), (8, 3182000), (10, 2545600), (16, 1591000), (20, 1272800), (25, 1018240), (32, 795500), (37, 688000), (40, 636400), (43, 592000), (50, 509120), (64, 397750), (74, 344000), (80, 318200), (86, 296000), (100, 254560), (125, 203648), (128, 198875), (148, 172000), (160, 159100), (172, 148000), (185, 137600), (200, 127280), (215, 118400), (250, 101824), (296, 86000), (320, 79550), (344, 74000), (370, 68800), (400, 63640), (430, 59200), (500, 50912), (592, 43000), (640, 39775), (688, 37000), (740, 34400), (800, 31820), (860, 29600), (925, 27520), (1000, 25456), (1075, 23680), (1184, 21500), (1376, 18500), (1480, 17200), (1591, 16000), (1600, 15910), (1720, 14800), (1850, 13760), (2000, 12728), (2150, 11840), (2368, 10750), (2752, 9250), (2960, 8600), (3182, 8000), (3200, 7955), (3440, 7400), (3700, 6880), (4000, 6364), (4300, 5920), (4625, 5504), (4736, 5375)]