80477572

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{18307}}^1$

素因数の和:18475

約数の個数: 24

約数和(自身を含む): 161989184

約数和(自身を除く): 81511612

約数列:

[1, 2, 4, 7, 14, 28, 157, 314, 628, 1099, 2198, 4396, 18307, 36614, 73228, 128149, 256298, 512596, 2874199, 5748398, 11496796, 20119393, 40238786, 80477572]

約数ペア:

[(1, 80477572), (2, 40238786), (4, 20119393), (7, 11496796), (14, 5748398), (28, 2874199), (157, 512596), (314, 256298), (628, 128149), (1099, 73228), (2198, 36614), (4396, 18307)]