319793300

素因数分解:

$2^2\times 5^2\times {\mathrm{157}}^1\times {\mathrm{20369}}^1$

素因数の和:20540

約数の個数: 36

約数和(自身を含む): 698405820

約数和(自身を除く): 378612520

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 157, 314, 628, 785, 1570, 3140, 3925, 7850, 15700, 20369, 40738, 81476, 101845, 203690, 407380, 509225, 1018450, 2036900, 3197933, 6395866, 12791732, 15989665, 31979330, 63958660, 79948325, 159896650, 319793300]

約数ペア:

[(1, 319793300), (2, 159896650), (4, 79948325), (5, 63958660), (10, 31979330), (20, 15989665), (25, 12791732), (50, 6395866), (100, 3197933), (157, 2036900), (314, 1018450), (628, 509225), (785, 407380), (1570, 203690), (3140, 101845), (3925, 81476), (7850, 40738), (15700, 20369)]