2013851300

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{3931}}^1$

素因数の和:4101

約数の個数: 72

約数和(自身を含む): 4505128320

約数和(自身を除く): 2491277020

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 109, 188, 218, 235, 436, 470, 545, 940, 1090, 1175, 2180, 2350, 2725, 3931, 4700, 5123, 5450, 7862, 10246, 10900, 15724, 19655, 20492, 25615, 39310, 51230, 78620, 98275, 102460, 128075, 184757, 196550, 256150, 369514, 393100, 428479, 512300, 739028, 856958, 923785, 1713916, 1847570, 2142395, 3695140, 4284790, 4618925, 8569580, 9237850, 10711975, 18475700, 20138513, 21423950, 40277026, 42847900, 80554052, 100692565, 201385130, 402770260, 503462825, 1006925650, 2013851300]

約数ペア:

[(1, 2013851300), (2, 1006925650), (4, 503462825), (5, 402770260), (10, 201385130), (20, 100692565), (25, 80554052), (47, 42847900), (50, 40277026), (94, 21423950), (100, 20138513), (109, 18475700), (188, 10711975), (218, 9237850), (235, 8569580), (436, 4618925), (470, 4284790), (545, 3695140), (940, 2142395), (1090, 1847570), (1175, 1713916), (2180, 923785), (2350, 856958), (2725, 739028), (3931, 512300), (4700, 428479), (5123, 393100), (5450, 369514), (7862, 256150), (10246, 196550), (10900, 184757), (15724, 128075), (19655, 102460), (20492, 98275), (25615, 78620), (39310, 51230)]