78159700

素因数分解:

$2^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{5623}}^1$

素因数の和:5776

約数の個数: 36

約数和(自身を含む): 170857120

約数和(自身を除く): 92697420

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 139, 278, 556, 695, 1390, 2780, 3475, 5623, 6950, 11246, 13900, 22492, 28115, 56230, 112460, 140575, 281150, 562300, 781597, 1563194, 3126388, 3907985, 7815970, 15631940, 19539925, 39079850, 78159700]

約数ペア:

[(1, 78159700), (2, 39079850), (4, 19539925), (5, 15631940), (10, 7815970), (20, 3907985), (25, 3126388), (50, 1563194), (100, 781597), (139, 562300), (278, 281150), (556, 140575), (695, 112460), (1390, 56230), (2780, 28115), (3475, 22492), (5623, 13900), (6950, 11246)]