248000

素因数分解:

$2^6\times 5^3\times {\mathrm{31}}^1$

素因数の和:58

約数の個数: 56

約数和(自身を含む): 633984

約数和(自身を除く): 385984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 125, 155, 160, 200, 248, 250, 310, 320, 400, 496, 500, 620, 775, 800, 992, 1000, 1240, 1550, 1600, 1984, 2000, 2480, 3100, 3875, 4000, 4960, 6200, 7750, 8000, 9920, 12400, 15500, 24800, 31000, 49600, 62000, 124000, 248000]

約数ペア:

[(1, 248000), (2, 124000), (4, 62000), (5, 49600), (8, 31000), (10, 24800), (16, 15500), (20, 12400), (25, 9920), (31, 8000), (32, 7750), (40, 6200), (50, 4960), (62, 4000), (64, 3875), (80, 3100), (100, 2480), (124, 2000), (125, 1984), (155, 1600), (160, 1550), (200, 1240), (248, 1000), (250, 992), (310, 800), (320, 775), (400, 620), (496, 500)]