53571280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{353}}^1$

素因数の和:644

約数の個数: 80

約数和(自身を含む): 143276544

約数和(自身を除く): 89705264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 271, 280, 353, 542, 560, 706, 1084, 1355, 1412, 1765, 1897, 2168, 2471, 2710, 2824, 3530, 3794, 4336, 4942, 5420, 5648, 7060, 7588, 9485, 9884, 10840, 12355, 14120, 15176, 18970, 19768, 21680, 24710, 28240, 30352, 37940, 39536, 49420, 75880, 95663, 98840, 151760, 191326, 197680, 382652, 478315, 669641, 765304, 956630, 1339282, 1530608, 1913260, 2678564, 3348205, 3826520, 5357128, 6696410, 7653040, 10714256, 13392820, 26785640, 53571280]

約数ペア:

[(1, 53571280), (2, 26785640), (4, 13392820), (5, 10714256), (7, 7653040), (8, 6696410), (10, 5357128), (14, 3826520), (16, 3348205), (20, 2678564), (28, 1913260), (35, 1530608), (40, 1339282), (56, 956630), (70, 765304), (80, 669641), (112, 478315), (140, 382652), (271, 197680), (280, 191326), (353, 151760), (542, 98840), (560, 95663), (706, 75880), (1084, 49420), (1355, 39536), (1412, 37940), (1765, 30352), (1897, 28240), (2168, 24710), (2471, 21680), (2710, 19768), (2824, 18970), (3530, 15176), (3794, 14120), (4336, 12355), (4942, 10840), (5420, 9884), (5648, 9485), (7060, 7588)]