85019420

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{80207}}^1$

素因数の和:80269

約数の個数: 24

約数和(自身を含む): 181911744

約数和(自身を除く): 96892324

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 80207, 160414, 320828, 401035, 802070, 1604140, 4250971, 8501942, 17003884, 21254855, 42509710, 85019420]

約数ペア:

[(1, 85019420), (2, 42509710), (4, 21254855), (5, 17003884), (10, 8501942), (20, 4250971), (53, 1604140), (106, 802070), (212, 401035), (265, 320828), (530, 160414), (1060, 80207)]