64974280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{232051}}^1$

素因数の和:232069

約数の個数: 32

約数和(自身を含む): 167077440

約数和(自身を除く): 102103160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 232051, 464102, 928204, 1160255, 1624357, 1856408, 2320510, 3248714, 4641020, 6497428, 8121785, 9282040, 12994856, 16243570, 32487140, 64974280]

約数ペア:

[(1, 64974280), (2, 32487140), (4, 16243570), (5, 12994856), (7, 9282040), (8, 8121785), (10, 6497428), (14, 4641020), (20, 3248714), (28, 2320510), (35, 1856408), (40, 1624357), (56, 1160255), (70, 928204), (140, 464102), (280, 232051)]