64120000

素因数分解:

$2^6\times 5^4\times 7^1\times {\mathrm{229}}^1$

素因数の和:268

約数の個数: 140

約数和(自身を含む): 182504080

約数和(自身を除く): 118384080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 125, 140, 160, 175, 200, 224, 229, 250, 280, 320, 350, 400, 448, 458, 500, 560, 625, 700, 800, 875, 916, 1000, 1120, 1145, 1250, 1400, 1600, 1603, 1750, 1832, 2000, 2240, 2290, 2500, 2800, 3206, 3500, 3664, 4000, 4375, 4580, 5000, 5600, 5725, 6412, 7000, 7328, 8000, 8015, 8750, 9160, 10000, 11200, 11450, 12824, 14000, 14656, 16030, 17500, 18320, 20000, 22900, 25648, 28000, 28625, 32060, 35000, 36640, 40000, 40075, 45800, 51296, 56000, 57250, 64120, 70000, 73280, 80150, 91600, 102592, 114500, 128240, 140000, 143125, 160300, 183200, 200375, 229000, 256480, 280000, 286250, 320600, 366400, 400750, 458000, 512960, 572500, 641200, 801500, 916000, 1001875, 1145000, 1282400, 1603000, 1832000, 2003750, 2290000, 2564800, 3206000, 4007500, 4580000, 6412000, 8015000, 9160000, 12824000, 16030000, 32060000, 64120000]

約数ペア:

[(1, 64120000), (2, 32060000), (4, 16030000), (5, 12824000), (7, 9160000), (8, 8015000), (10, 6412000), (14, 4580000), (16, 4007500), (20, 3206000), (25, 2564800), (28, 2290000), (32, 2003750), (35, 1832000), (40, 1603000), (50, 1282400), (56, 1145000), (64, 1001875), (70, 916000), (80, 801500), (100, 641200), (112, 572500), (125, 512960), (140, 458000), (160, 400750), (175, 366400), (200, 320600), (224, 286250), (229, 280000), (250, 256480), (280, 229000), (320, 200375), (350, 183200), (400, 160300), (448, 143125), (458, 140000), (500, 128240), (560, 114500), (625, 102592), (700, 91600), (800, 80150), (875, 73280), (916, 70000), (1000, 64120), (1120, 57250), (1145, 56000), (1250, 51296), (1400, 45800), (1600, 40075), (1603, 40000), (1750, 36640), (1832, 35000), (2000, 32060), (2240, 28625), (2290, 28000), (2500, 25648), (2800, 22900), (3206, 20000), (3500, 18320), (3664, 17500), (4000, 16030), (4375, 14656), (4580, 14000), (5000, 12824), (5600, 11450), (5725, 11200), (6412, 10000), (7000, 9160), (7328, 8750), (8000, 8015)]