25503520

素因数分解:

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

素因数の和:3282

約数の個数: 72

約数和(自身を含む): 70110684

約数和(自身を除く): 44607164

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3253, 3920, 6506, 7840, 13012, 16265, 22771, 26024, 32530, 45542, 52048, 65060, 91084, 104096, 113855, 130120, 159397, 182168, 227710, 260240, 318794, 364336, 455420, 520480, 637588, 728672, 796985, 910840, 1275176, 1593970, 1821680, 2550352, 3187940, 3643360, 5100704, 6375880, 12751760, 25503520]

約数ペア:

[(1, 25503520), (2, 12751760), (4, 6375880), (5, 5100704), (7, 3643360), (8, 3187940), (10, 2550352), (14, 1821680), (16, 1593970), (20, 1275176), (28, 910840), (32, 796985), (35, 728672), (40, 637588), (49, 520480), (56, 455420), (70, 364336), (80, 318794), (98, 260240), (112, 227710), (140, 182168), (160, 159397), (196, 130120), (224, 113855), (245, 104096), (280, 91084), (392, 65060), (490, 52048), (560, 45542), (784, 32530), (980, 26024), (1120, 22771), (1568, 16265), (1960, 13012), (3253, 7840), (3920, 6506)]