49509040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{419}}^1$

素因数の和:650

約数の個数: 80

約数和(自身を含む): 132491520

約数和(自身を除く): 82982480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 211, 280, 419, 422, 560, 838, 844, 1055, 1477, 1676, 1688, 2095, 2110, 2933, 2954, 3352, 3376, 4190, 4220, 5866, 5908, 6704, 7385, 8380, 8440, 11732, 11816, 14665, 14770, 16760, 16880, 23464, 23632, 29330, 29540, 33520, 46928, 58660, 59080, 88409, 117320, 118160, 176818, 234640, 353636, 442045, 618863, 707272, 884090, 1237726, 1414544, 1768180, 2475452, 3094315, 3536360, 4950904, 6188630, 7072720, 9901808, 12377260, 24754520, 49509040]

約数ペア:

[(1, 49509040), (2, 24754520), (4, 12377260), (5, 9901808), (7, 7072720), (8, 6188630), (10, 4950904), (14, 3536360), (16, 3094315), (20, 2475452), (28, 1768180), (35, 1414544), (40, 1237726), (56, 884090), (70, 707272), (80, 618863), (112, 442045), (140, 353636), (211, 234640), (280, 176818), (419, 118160), (422, 117320), (560, 88409), (838, 59080), (844, 58660), (1055, 46928), (1477, 33520), (1676, 29540), (1688, 29330), (2095, 23632), (2110, 23464), (2933, 16880), (2954, 16760), (3352, 14770), (3376, 14665), (4190, 11816), (4220, 11732), (5866, 8440), (5908, 8380), (6704, 7385)]