55393600

素因数分解:

$2^6\times 5^2\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:500

約数の個数: 84

約数和(自身を含む): 138188700

約数和(自身を除く): 82795100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 89, 100, 160, 178, 200, 320, 356, 389, 400, 445, 712, 778, 800, 890, 1424, 1556, 1600, 1780, 1945, 2225, 2848, 3112, 3560, 3890, 4450, 5696, 6224, 7120, 7780, 8900, 9725, 12448, 14240, 15560, 17800, 19450, 24896, 28480, 31120, 34621, 35600, 38900, 62240, 69242, 71200, 77800, 124480, 138484, 142400, 155600, 173105, 276968, 311200, 346210, 553936, 622400, 692420, 865525, 1107872, 1384840, 1731050, 2215744, 2769680, 3462100, 5539360, 6924200, 11078720, 13848400, 27696800, 55393600]

約数ペア:

[(1, 55393600), (2, 27696800), (4, 13848400), (5, 11078720), (8, 6924200), (10, 5539360), (16, 3462100), (20, 2769680), (25, 2215744), (32, 1731050), (40, 1384840), (50, 1107872), (64, 865525), (80, 692420), (89, 622400), (100, 553936), (160, 346210), (178, 311200), (200, 276968), (320, 173105), (356, 155600), (389, 142400), (400, 138484), (445, 124480), (712, 77800), (778, 71200), (800, 69242), (890, 62240), (1424, 38900), (1556, 35600), (1600, 34621), (1780, 31120), (1945, 28480), (2225, 24896), (2848, 19450), (3112, 17800), (3560, 15560), (3890, 14240), (4450, 12448), (5696, 9725), (6224, 8900), (7120, 7780)]