87160000

素因数分解:

$2^6\times 5^4\times {\mathrm{2179}}^1$

素因数の和:2211

約数の個数: 70

約数和(自身を含む): 216227660

約数和(自身を除く): 129067660

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, 2179, 2500, 4000, 4358, 5000, 8000, 8716, 10000, 10895, 17432, 20000, 21790, 34864, 40000, 43580, 54475, 69728, 87160, 108950, 139456, 174320, 217900, 272375, 348640, 435800, 544750, 697280, 871600, 1089500, 1361875, 1743200, 2179000, 2723750, 3486400, 4358000, 5447500, 8716000, 10895000, 17432000, 21790000, 43580000, 87160000]

約数ペア:

[(1, 87160000), (2, 43580000), (4, 21790000), (5, 17432000), (8, 10895000), (10, 8716000), (16, 5447500), (20, 4358000), (25, 3486400), (32, 2723750), (40, 2179000), (50, 1743200), (64, 1361875), (80, 1089500), (100, 871600), (125, 697280), (160, 544750), (200, 435800), (250, 348640), (320, 272375), (400, 217900), (500, 174320), (625, 139456), (800, 108950), (1000, 87160), (1250, 69728), (1600, 54475), (2000, 43580), (2179, 40000), (2500, 34864), (4000, 21790), (4358, 20000), (5000, 17432), (8000, 10895), (8716, 10000)]