18216800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{3253}}^1$

素因数の和:3280

約数の個数: 72

約数和(自身を含む): 50840496

約数和(自身を除く): 32623696

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 3253, 5600, 6506, 13012, 16265, 22771, 26024, 32530, 45542, 52048, 65060, 81325, 91084, 104096, 113855, 130120, 162650, 182168, 227710, 260240, 325300, 364336, 455420, 520480, 569275, 650600, 728672, 910840, 1138550, 1301200, 1821680, 2277100, 2602400, 3643360, 4554200, 9108400, 18216800]

約数ペア:

[(1, 18216800), (2, 9108400), (4, 4554200), (5, 3643360), (7, 2602400), (8, 2277100), (10, 1821680), (14, 1301200), (16, 1138550), (20, 910840), (25, 728672), (28, 650600), (32, 569275), (35, 520480), (40, 455420), (50, 364336), (56, 325300), (70, 260240), (80, 227710), (100, 182168), (112, 162650), (140, 130120), (160, 113855), (175, 104096), (200, 91084), (224, 81325), (280, 65060), (350, 52048), (400, 45542), (560, 32530), (700, 26024), (800, 22771), (1120, 16265), (1400, 13012), (2800, 6506), (3253, 5600)]