496000

素因数分解:

$2^7\times 5^3\times {\mathrm{31}}^1$

素因数の和:60

約数の個数: 64

約数和(自身を含む): 1272960

約数和(自身を除く): 776960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 125, 128, 155, 160, 200, 248, 250, 310, 320, 400, 496, 500, 620, 640, 775, 800, 992, 1000, 1240, 1550, 1600, 1984, 2000, 2480, 3100, 3200, 3875, 3968, 4000, 4960, 6200, 7750, 8000, 9920, 12400, 15500, 16000, 19840, 24800, 31000, 49600, 62000, 99200, 124000, 248000, 496000]

約数ペア:

[(1, 496000), (2, 248000), (4, 124000), (5, 99200), (8, 62000), (10, 49600), (16, 31000), (20, 24800), (25, 19840), (31, 16000), (32, 15500), (40, 12400), (50, 9920), (62, 8000), (64, 7750), (80, 6200), (100, 4960), (124, 4000), (125, 3968), (128, 3875), (155, 3200), (160, 3100), (200, 2480), (248, 2000), (250, 1984), (310, 1600), (320, 1550), (400, 1240), (496, 1000), (500, 992), (620, 800), (640, 775)]