55238000

素因数分解:

$2^4\times 5^3\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:483

約数の個数: 80

約数和(自身を含む): 135794880

約数和(自身を除く): 80556880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 71, 80, 100, 125, 142, 200, 250, 284, 355, 389, 400, 500, 568, 710, 778, 1000, 1136, 1420, 1556, 1775, 1945, 2000, 2840, 3112, 3550, 3890, 5680, 6224, 7100, 7780, 8875, 9725, 14200, 15560, 17750, 19450, 27619, 28400, 31120, 35500, 38900, 48625, 55238, 71000, 77800, 97250, 110476, 138095, 142000, 155600, 194500, 220952, 276190, 389000, 441904, 552380, 690475, 778000, 1104760, 1380950, 2209520, 2761900, 3452375, 5523800, 6904750, 11047600, 13809500, 27619000, 55238000]

約数ペア:

[(1, 55238000), (2, 27619000), (4, 13809500), (5, 11047600), (8, 6904750), (10, 5523800), (16, 3452375), (20, 2761900), (25, 2209520), (40, 1380950), (50, 1104760), (71, 778000), (80, 690475), (100, 552380), (125, 441904), (142, 389000), (200, 276190), (250, 220952), (284, 194500), (355, 155600), (389, 142000), (400, 138095), (500, 110476), (568, 97250), (710, 77800), (778, 71000), (1000, 55238), (1136, 48625), (1420, 38900), (1556, 35500), (1775, 31120), (1945, 28400), (2000, 27619), (2840, 19450), (3112, 17750), (3550, 15560), (3890, 14200), (5680, 9725), (6224, 8875), (7100, 7780)]