29939900

素因数分解:

$2^2\times 5^2\times {\mathrm{157}}^1\times {\mathrm{1907}}^1$

素因数の和:2078

約数の個数: 36

約数和(自身を含む): 65417688

約数和(自身を除く): 35477788

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 157, 314, 628, 785, 1570, 1907, 3140, 3814, 3925, 7628, 7850, 9535, 15700, 19070, 38140, 47675, 95350, 190700, 299399, 598798, 1197596, 1496995, 2993990, 5987980, 7484975, 14969950, 29939900]

約数ペア:

[(1, 29939900), (2, 14969950), (4, 7484975), (5, 5987980), (10, 2993990), (20, 1496995), (25, 1197596), (50, 598798), (100, 299399), (157, 190700), (314, 95350), (628, 47675), (785, 38140), (1570, 19070), (1907, 15700), (3140, 9535), (3814, 7850), (3925, 7628)]