80624000

素因数分解:

$2^7\times 5^3\times {\mathrm{5039}}^1$

素因数の和:5068

約数の個数: 64

約数和(自身を含む): 200491200

約数和(自身を除く): 119867200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 320, 400, 500, 640, 800, 1000, 1600, 2000, 3200, 4000, 5039, 8000, 10078, 16000, 20156, 25195, 40312, 50390, 80624, 100780, 125975, 161248, 201560, 251950, 322496, 403120, 503900, 629875, 644992, 806240, 1007800, 1259750, 1612480, 2015600, 2519500, 3224960, 4031200, 5039000, 8062400, 10078000, 16124800, 20156000, 40312000, 80624000]

約数ペア:

[(1, 80624000), (2, 40312000), (4, 20156000), (5, 16124800), (8, 10078000), (10, 8062400), (16, 5039000), (20, 4031200), (25, 3224960), (32, 2519500), (40, 2015600), (50, 1612480), (64, 1259750), (80, 1007800), (100, 806240), (125, 644992), (128, 629875), (160, 503900), (200, 403120), (250, 322496), (320, 251950), (400, 201560), (500, 161248), (640, 125975), (800, 100780), (1000, 80624), (1600, 50390), (2000, 40312), (3200, 25195), (4000, 20156), (5039, 16000), (8000, 10078)]