77951200

素因数分解:

$2^5\times 5^2\times {\mathrm{139}}^1\times {\mathrm{701}}^1$

素因数の和:860

約数の個数: 72

約数和(自身を含む): 191940840

約数和(自身を除く): 113989640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 139, 160, 200, 278, 400, 556, 695, 701, 800, 1112, 1390, 1402, 2224, 2780, 2804, 3475, 3505, 4448, 5560, 5608, 6950, 7010, 11120, 11216, 13900, 14020, 17525, 22240, 22432, 27800, 28040, 35050, 55600, 56080, 70100, 97439, 111200, 112160, 140200, 194878, 280400, 389756, 487195, 560800, 779512, 974390, 1559024, 1948780, 2435975, 3118048, 3897560, 4871950, 7795120, 9743900, 15590240, 19487800, 38975600, 77951200]

約数ペア:

[(1, 77951200), (2, 38975600), (4, 19487800), (5, 15590240), (8, 9743900), (10, 7795120), (16, 4871950), (20, 3897560), (25, 3118048), (32, 2435975), (40, 1948780), (50, 1559024), (80, 974390), (100, 779512), (139, 560800), (160, 487195), (200, 389756), (278, 280400), (400, 194878), (556, 140200), (695, 112160), (701, 111200), (800, 97439), (1112, 70100), (1390, 56080), (1402, 55600), (2224, 35050), (2780, 28040), (2804, 27800), (3475, 22432), (3505, 22240), (4448, 17525), (5560, 14020), (5608, 13900), (6950, 11216), (7010, 11120)]