49999180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{32467}}^1$

素因数の和:32494

約数の個数: 48

約数和(自身を含む): 130910976

約数和(自身を除く): 80911796

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 32467, 64934, 129868, 162335, 227269, 324670, 357137, 454538, 649340, 714274, 909076, 1136345, 1428548, 1785685, 2272690, 2499959, 3571370, 4545380, 4999918, 7142740, 9999836, 12499795, 24999590, 49999180]

約数ペア:

[(1, 49999180), (2, 24999590), (4, 12499795), (5, 9999836), (7, 7142740), (10, 4999918), (11, 4545380), (14, 3571370), (20, 2499959), (22, 2272690), (28, 1785685), (35, 1428548), (44, 1136345), (55, 909076), (70, 714274), (77, 649340), (110, 454538), (140, 357137), (154, 324670), (220, 227269), (308, 162335), (385, 129868), (770, 64934), (1540, 32467)]