89378380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{49109}}^1$

素因数の和:49138

約数の個数: 48

約数和(自身を含む): 231013440

約数和(自身を除く): 141635060

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 49109, 98218, 196436, 245545, 343763, 491090, 638417, 687526, 982180, 1276834, 1375052, 1718815, 2553668, 3192085, 3437630, 4468919, 6384170, 6875260, 8937838, 12768340, 17875676, 22344595, 44689190, 89378380]

約数ペア:

[(1, 89378380), (2, 44689190), (4, 22344595), (5, 17875676), (7, 12768340), (10, 8937838), (13, 6875260), (14, 6384170), (20, 4468919), (26, 3437630), (28, 3192085), (35, 2553668), (52, 1718815), (65, 1375052), (70, 1276834), (91, 982180), (130, 687526), (140, 638417), (182, 491090), (260, 343763), (364, 245545), (455, 196436), (910, 98218), (1820, 49109)]