9896800

素因数分解:

$2^5\times 5^2\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:248

約数の個数: 72

約数和(自身を含む): 24607800

約数和(自身を除く): 14711000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 89, 100, 139, 160, 178, 200, 278, 356, 400, 445, 556, 695, 712, 800, 890, 1112, 1390, 1424, 1780, 2224, 2225, 2780, 2848, 3475, 3560, 4448, 4450, 5560, 6950, 7120, 8900, 11120, 12371, 13900, 14240, 17800, 22240, 24742, 27800, 35600, 49484, 55600, 61855, 71200, 98968, 111200, 123710, 197936, 247420, 309275, 395872, 494840, 618550, 989680, 1237100, 1979360, 2474200, 4948400, 9896800]

約数ペア:

[(1, 9896800), (2, 4948400), (4, 2474200), (5, 1979360), (8, 1237100), (10, 989680), (16, 618550), (20, 494840), (25, 395872), (32, 309275), (40, 247420), (50, 197936), (80, 123710), (89, 111200), (100, 98968), (139, 71200), (160, 61855), (178, 55600), (200, 49484), (278, 35600), (356, 27800), (400, 24742), (445, 22240), (556, 17800), (695, 14240), (712, 13900), (800, 12371), (890, 11120), (1112, 8900), (1390, 7120), (1424, 6950), (1780, 5560), (2224, 4450), (2225, 4448), (2780, 3560), (2848, 3475)]