68201320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{155003}}^1$

素因数の和:155025

約数の個数: 32

約数和(自身を含む): 167404320

約数和(自身を除く): 99203000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 155003, 310006, 620012, 775015, 1240024, 1550030, 1705033, 3100060, 3410066, 6200120, 6820132, 8525165, 13640264, 17050330, 34100660, 68201320]

約数ペア:

[(1, 68201320), (2, 34100660), (4, 17050330), (5, 13640264), (8, 8525165), (10, 6820132), (11, 6200120), (20, 3410066), (22, 3100060), (40, 1705033), (44, 1550030), (55, 1240024), (88, 775015), (110, 620012), (220, 310006), (440, 155003)]