520070252

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1289}}^1\times {\mathrm{7759}}^1$

素因数の和:9065

約数の個数: 24

約数和(自身を含む): 981019200

約数和(自身を除く): 460948948

約数列:

[1, 2, 4, 13, 26, 52, 1289, 2578, 5156, 7759, 15518, 16757, 31036, 33514, 67028, 100867, 201734, 403468, 10001351, 20002702, 40005404, 130017563, 260035126, 520070252]

約数ペア:

[(1, 520070252), (2, 260035126), (4, 130017563), (13, 40005404), (26, 20002702), (52, 10001351), (1289, 403468), (2578, 201734), (5156, 100867), (7759, 67028), (15518, 33514), (16757, 31036)]