72205000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{2063}}^1$

素因数の和:2096

約数の個数: 80

約数和(自身を含む): 193438080

約数和(自身を除く): 121233080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 625, 700, 875, 1000, 1250, 1400, 1750, 2063, 2500, 3500, 4126, 4375, 5000, 7000, 8252, 8750, 10315, 14441, 16504, 17500, 20630, 28882, 35000, 41260, 51575, 57764, 72205, 82520, 103150, 115528, 144410, 206300, 257875, 288820, 361025, 412600, 515750, 577640, 722050, 1031500, 1289375, 1444100, 1805125, 2063000, 2578750, 2888200, 3610250, 5157500, 7220500, 9025625, 10315000, 14441000, 18051250, 36102500, 72205000]

約数ペア:

[(1, 72205000), (2, 36102500), (4, 18051250), (5, 14441000), (7, 10315000), (8, 9025625), (10, 7220500), (14, 5157500), (20, 3610250), (25, 2888200), (28, 2578750), (35, 2063000), (40, 1805125), (50, 1444100), (56, 1289375), (70, 1031500), (100, 722050), (125, 577640), (140, 515750), (175, 412600), (200, 361025), (250, 288820), (280, 257875), (350, 206300), (500, 144410), (625, 115528), (700, 103150), (875, 82520), (1000, 72205), (1250, 57764), (1400, 51575), (1750, 41260), (2063, 35000), (2500, 28882), (3500, 20630), (4126, 17500), (4375, 16504), (5000, 14441), (7000, 10315), (8252, 8750)]