68080000

素因数分解:

$2^7\times 5^4\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:94

約数の個数: 160

約数和(自身を含む): 181629360

約数和(自身を除く): 113549360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 37, 40, 46, 50, 64, 74, 80, 92, 100, 115, 125, 128, 148, 160, 184, 185, 200, 230, 250, 296, 320, 368, 370, 400, 460, 500, 575, 592, 625, 640, 736, 740, 800, 851, 920, 925, 1000, 1150, 1184, 1250, 1472, 1480, 1600, 1702, 1840, 1850, 2000, 2300, 2368, 2500, 2875, 2944, 2960, 3200, 3404, 3680, 3700, 4000, 4255, 4600, 4625, 4736, 5000, 5750, 5920, 6808, 7360, 7400, 8000, 8510, 9200, 9250, 10000, 11500, 11840, 13616, 14375, 14720, 14800, 16000, 17020, 18400, 18500, 20000, 21275, 23000, 23125, 23680, 27232, 28750, 29600, 34040, 36800, 37000, 40000, 42550, 46000, 46250, 54464, 57500, 59200, 68080, 73600, 74000, 80000, 85100, 92000, 92500, 106375, 108928, 115000, 118400, 136160, 148000, 170200, 184000, 185000, 212750, 230000, 272320, 296000, 340400, 368000, 370000, 425500, 460000, 531875, 544640, 592000, 680800, 740000, 851000, 920000, 1063750, 1361600, 1480000, 1702000, 1840000, 2127500, 2723200, 2960000, 3404000, 4255000, 6808000, 8510000, 13616000, 17020000, 34040000, 68080000]

約数ペア:

[(1, 68080000), (2, 34040000), (4, 17020000), (5, 13616000), (8, 8510000), (10, 6808000), (16, 4255000), (20, 3404000), (23, 2960000), (25, 2723200), (32, 2127500), (37, 1840000), (40, 1702000), (46, 1480000), (50, 1361600), (64, 1063750), (74, 920000), (80, 851000), (92, 740000), (100, 680800), (115, 592000), (125, 544640), (128, 531875), (148, 460000), (160, 425500), (184, 370000), (185, 368000), (200, 340400), (230, 296000), (250, 272320), (296, 230000), (320, 212750), (368, 185000), (370, 184000), (400, 170200), (460, 148000), (500, 136160), (575, 118400), (592, 115000), (625, 108928), (640, 106375), (736, 92500), (740, 92000), (800, 85100), (851, 80000), (920, 74000), (925, 73600), (1000, 68080), (1150, 59200), (1184, 57500), (1250, 54464), (1472, 46250), (1480, 46000), (1600, 42550), (1702, 40000), (1840, 37000), (1850, 36800), (2000, 34040), (2300, 29600), (2368, 28750), (2500, 27232), (2875, 23680), (2944, 23125), (2960, 23000), (3200, 21275), (3404, 20000), (3680, 18500), (3700, 18400), (4000, 17020), (4255, 16000), (4600, 14800), (4625, 14720), (4736, 14375), (5000, 13616), (5750, 11840), (5920, 11500), (6808, 10000), (7360, 9250), (7400, 9200), (8000, 8510)]