52688000

素因数分解:

$2^7\times 5^3\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:155

約数の個数: 128

約数和(自身を含む): 136047600

約数和(自身を除く): 83359600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 50, 64, 74, 80, 89, 100, 125, 128, 148, 160, 178, 185, 200, 250, 296, 320, 356, 370, 400, 445, 500, 592, 640, 712, 740, 800, 890, 925, 1000, 1184, 1424, 1480, 1600, 1780, 1850, 2000, 2225, 2368, 2848, 2960, 3200, 3293, 3560, 3700, 4000, 4450, 4625, 4736, 5696, 5920, 6586, 7120, 7400, 8000, 8900, 9250, 11125, 11392, 11840, 13172, 14240, 14800, 16000, 16465, 17800, 18500, 22250, 23680, 26344, 28480, 29600, 32930, 35600, 37000, 44500, 52688, 56960, 59200, 65860, 71200, 74000, 82325, 89000, 105376, 118400, 131720, 142400, 148000, 164650, 178000, 210752, 263440, 284800, 296000, 329300, 356000, 411625, 421504, 526880, 592000, 658600, 712000, 823250, 1053760, 1317200, 1424000, 1646500, 2107520, 2634400, 3293000, 5268800, 6586000, 10537600, 13172000, 26344000, 52688000]

約数ペア:

[(1, 52688000), (2, 26344000), (4, 13172000), (5, 10537600), (8, 6586000), (10, 5268800), (16, 3293000), (20, 2634400), (25, 2107520), (32, 1646500), (37, 1424000), (40, 1317200), (50, 1053760), (64, 823250), (74, 712000), (80, 658600), (89, 592000), (100, 526880), (125, 421504), (128, 411625), (148, 356000), (160, 329300), (178, 296000), (185, 284800), (200, 263440), (250, 210752), (296, 178000), (320, 164650), (356, 148000), (370, 142400), (400, 131720), (445, 118400), (500, 105376), (592, 89000), (640, 82325), (712, 74000), (740, 71200), (800, 65860), (890, 59200), (925, 56960), (1000, 52688), (1184, 44500), (1424, 37000), (1480, 35600), (1600, 32930), (1780, 29600), (1850, 28480), (2000, 26344), (2225, 23680), (2368, 22250), (2848, 18500), (2960, 17800), (3200, 16465), (3293, 16000), (3560, 14800), (3700, 14240), (4000, 13172), (4450, 11840), (4625, 11392), (4736, 11125), (5696, 9250), (5920, 8900), (6586, 8000), (7120, 7400)]