130720976

素因数分解:

$2^4\times {\mathrm{1931}}^1\times {\mathrm{4231}}^1$

素因数の和:6170

約数の個数: 20

約数和(自身を含む): 253462944

約数和(自身を除く): 122741968

約数列:

[1, 2, 4, 8, 16, 1931, 3862, 4231, 7724, 8462, 15448, 16924, 30896, 33848, 67696, 8170061, 16340122, 32680244, 65360488, 130720976]

約数ペア:

[(1, 130720976), (2, 65360488), (4, 32680244), (8, 16340122), (16, 8170061), (1931, 67696), (3862, 33848), (4231, 30896), (7724, 16924), (8462, 15448)]