164700850

素因数分解:

$2^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{20981}}^1$

素因数の和:21150

約数の個数: 24

約数和(自身を含む): 308309508

約数和(自身を除く): 143608658

約数列:

[1, 2, 5, 10, 25, 50, 157, 314, 785, 1570, 3925, 7850, 20981, 41962, 104905, 209810, 524525, 1049050, 3294017, 6588034, 16470085, 32940170, 82350425, 164700850]

約数ペア:

[(1, 164700850), (2, 82350425), (5, 32940170), (10, 16470085), (25, 6588034), (50, 3294017), (157, 1049050), (314, 524525), (785, 209810), (1570, 104905), (3925, 41962), (7850, 20981)]