84520000

素因数分解:

$2^6\times 5^4\times {\mathrm{2113}}^1$

素因数の和:2145

約数の個数: 70

約数和(自身を含む): 209681318

約数和(自身を除く): 125161318

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 625, 800, 1000, 1250, 1600, 2000, 2113, 2500, 4000, 4226, 5000, 8000, 8452, 10000, 10565, 16904, 20000, 21130, 33808, 40000, 42260, 52825, 67616, 84520, 105650, 135232, 169040, 211300, 264125, 338080, 422600, 528250, 676160, 845200, 1056500, 1320625, 1690400, 2113000, 2641250, 3380800, 4226000, 5282500, 8452000, 10565000, 16904000, 21130000, 42260000, 84520000]

約数ペア:

[(1, 84520000), (2, 42260000), (4, 21130000), (5, 16904000), (8, 10565000), (10, 8452000), (16, 5282500), (20, 4226000), (25, 3380800), (32, 2641250), (40, 2113000), (50, 1690400), (64, 1320625), (80, 1056500), (100, 845200), (125, 676160), (160, 528250), (200, 422600), (250, 338080), (320, 264125), (400, 211300), (500, 169040), (625, 135232), (800, 105650), (1000, 84520), (1250, 67616), (1600, 52825), (2000, 42260), (2113, 40000), (2500, 33808), (4000, 21130), (4226, 20000), (5000, 16904), (8000, 10565), (8452, 10000)]