51502640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{91969}}^1$

素因数の和:91989

約数の個数: 40

約数和(自身を含む): 136851360

約数和(自身を除く): 85348720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 91969, 183938, 367876, 459845, 643783, 735752, 919690, 1287566, 1471504, 1839380, 2575132, 3218915, 3678760, 5150264, 6437830, 7357520, 10300528, 12875660, 25751320, 51502640]

約数ペア:

[(1, 51502640), (2, 25751320), (4, 12875660), (5, 10300528), (7, 7357520), (8, 6437830), (10, 5150264), (14, 3678760), (16, 3218915), (20, 2575132), (28, 1839380), (35, 1471504), (40, 1287566), (56, 919690), (70, 735752), (80, 643783), (112, 459845), (140, 367876), (280, 183938), (560, 91969)]