210160000

素因数分解:

$2^7\times 5^4\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:142

約数の個数: 160

約数和(自身を含む): 544888080

約数和(自身を除く): 334728080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 50, 64, 71, 74, 80, 100, 125, 128, 142, 148, 160, 185, 200, 250, 284, 296, 320, 355, 370, 400, 500, 568, 592, 625, 640, 710, 740, 800, 925, 1000, 1136, 1184, 1250, 1420, 1480, 1600, 1775, 1850, 2000, 2272, 2368, 2500, 2627, 2840, 2960, 3200, 3550, 3700, 4000, 4544, 4625, 4736, 5000, 5254, 5680, 5920, 7100, 7400, 8000, 8875, 9088, 9250, 10000, 10508, 11360, 11840, 13135, 14200, 14800, 16000, 17750, 18500, 20000, 21016, 22720, 23125, 23680, 26270, 28400, 29600, 35500, 37000, 40000, 42032, 44375, 45440, 46250, 52540, 56800, 59200, 65675, 71000, 74000, 80000, 84064, 88750, 92500, 105080, 113600, 118400, 131350, 142000, 148000, 168128, 177500, 185000, 210160, 227200, 262700, 284000, 296000, 328375, 336256, 355000, 370000, 420320, 525400, 568000, 592000, 656750, 710000, 740000, 840640, 1050800, 1136000, 1313500, 1420000, 1480000, 1641875, 1681280, 2101600, 2627000, 2840000, 2960000, 3283750, 4203200, 5254000, 5680000, 6567500, 8406400, 10508000, 13135000, 21016000, 26270000, 42032000, 52540000, 105080000, 210160000]

約数ペア:

[(1, 210160000), (2, 105080000), (4, 52540000), (5, 42032000), (8, 26270000), (10, 21016000), (16, 13135000), (20, 10508000), (25, 8406400), (32, 6567500), (37, 5680000), (40, 5254000), (50, 4203200), (64, 3283750), (71, 2960000), (74, 2840000), (80, 2627000), (100, 2101600), (125, 1681280), (128, 1641875), (142, 1480000), (148, 1420000), (160, 1313500), (185, 1136000), (200, 1050800), (250, 840640), (284, 740000), (296, 710000), (320, 656750), (355, 592000), (370, 568000), (400, 525400), (500, 420320), (568, 370000), (592, 355000), (625, 336256), (640, 328375), (710, 296000), (740, 284000), (800, 262700), (925, 227200), (1000, 210160), (1136, 185000), (1184, 177500), (1250, 168128), (1420, 148000), (1480, 142000), (1600, 131350), (1775, 118400), (1850, 113600), (2000, 105080), (2272, 92500), (2368, 88750), (2500, 84064), (2627, 80000), (2840, 74000), (2960, 71000), (3200, 65675), (3550, 59200), (3700, 56800), (4000, 52540), (4544, 46250), (4625, 45440), (4736, 44375), (5000, 42032), (5254, 40000), (5680, 37000), (5920, 35500), (7100, 29600), (7400, 28400), (8000, 26270), (8875, 23680), (9088, 23125), (9250, 22720), (10000, 21016), (10508, 20000), (11360, 18500), (11840, 17750), (13135, 16000), (14200, 14800)]