77929180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{2389}}^1$

素因数の和:2638

約数の個数: 48

約数和(自身を含む): 187911360

約数和(自身を除く): 109982180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 233, 466, 932, 1165, 1631, 2330, 2389, 3262, 4660, 4778, 6524, 8155, 9556, 11945, 16310, 16723, 23890, 32620, 33446, 47780, 66892, 83615, 167230, 334460, 556637, 1113274, 2226548, 2783185, 3896459, 5566370, 7792918, 11132740, 15585836, 19482295, 38964590, 77929180]

約数ペア:

[(1, 77929180), (2, 38964590), (4, 19482295), (5, 15585836), (7, 11132740), (10, 7792918), (14, 5566370), (20, 3896459), (28, 2783185), (35, 2226548), (70, 1113274), (140, 556637), (233, 334460), (466, 167230), (932, 83615), (1165, 66892), (1631, 47780), (2330, 33446), (2389, 32620), (3262, 23890), (4660, 16723), (4778, 16310), (6524, 11945), (8155, 9556)]