27696800

素因数分解:

$2^5\times 5^2\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:498

約数の個数: 72

約数和(自身を含む): 68550300

約数和(自身を除く): 40853500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 89, 100, 160, 178, 200, 356, 389, 400, 445, 712, 778, 800, 890, 1424, 1556, 1780, 1945, 2225, 2848, 3112, 3560, 3890, 4450, 6224, 7120, 7780, 8900, 9725, 12448, 14240, 15560, 17800, 19450, 31120, 34621, 35600, 38900, 62240, 69242, 71200, 77800, 138484, 155600, 173105, 276968, 311200, 346210, 553936, 692420, 865525, 1107872, 1384840, 1731050, 2769680, 3462100, 5539360, 6924200, 13848400, 27696800]

約数ペア:

[(1, 27696800), (2, 13848400), (4, 6924200), (5, 5539360), (8, 3462100), (10, 2769680), (16, 1731050), (20, 1384840), (25, 1107872), (32, 865525), (40, 692420), (50, 553936), (80, 346210), (89, 311200), (100, 276968), (160, 173105), (178, 155600), (200, 138484), (356, 77800), (389, 71200), (400, 69242), (445, 62240), (712, 38900), (778, 35600), (800, 34621), (890, 31120), (1424, 19450), (1556, 17800), (1780, 15560), (1945, 14240), (2225, 12448), (2848, 9725), (3112, 8900), (3560, 7780), (3890, 7120), (4450, 6224)]