56516405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1039}}^1$

素因数の和:1121

約数の個数: 32

約数和(自身を含む): 79073280

約数和(自身を除く): 22556875

約数列:

[1, 5, 11, 23, 43, 55, 115, 215, 253, 473, 989, 1039, 1265, 2365, 4945, 5195, 10879, 11429, 23897, 44677, 54395, 57145, 119485, 223385, 262867, 491447, 1027571, 1314335, 2457235, 5137855, 11303281, 56516405]

約数ペア:

[(1, 56516405), (5, 11303281), (11, 5137855), (23, 2457235), (43, 1314335), (55, 1027571), (115, 491447), (215, 262867), (253, 223385), (473, 119485), (989, 57145), (1039, 54395), (1265, 44677), (2365, 23897), (4945, 11429), (5195, 10879)]