64904120

素因数分解:

$2^3\times 5^1\times {\mathrm{673}}^1\times {\mathrm{2411}}^1$

素因数の和:3095

約数の個数: 32

約数和(自身を含む): 146311920

約数和(自身を除く): 81407800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 673, 1346, 2411, 2692, 3365, 4822, 5384, 6730, 9644, 12055, 13460, 19288, 24110, 26920, 48220, 96440, 1622603, 3245206, 6490412, 8113015, 12980824, 16226030, 32452060, 64904120]

約数ペア:

[(1, 64904120), (2, 32452060), (4, 16226030), (5, 12980824), (8, 8113015), (10, 6490412), (20, 3245206), (40, 1622603), (673, 96440), (1346, 48220), (2411, 26920), (2692, 24110), (3365, 19288), (4822, 13460), (5384, 12055), (6730, 9644)]