80416028

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1663}}^1$

素因数の和:1842

約数の個数: 48

約数和(自身を含む): 176676864

約数和(自身を除く): 96260836

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 157, 308, 314, 628, 1099, 1663, 1727, 2198, 3326, 3454, 4396, 6652, 6908, 11641, 12089, 18293, 23282, 24178, 36586, 46564, 48356, 73172, 128051, 256102, 261091, 512204, 522182, 1044364, 1827637, 2872001, 3655274, 5744002, 7310548, 11488004, 20104007, 40208014, 80416028]

約数ペア:

[(1, 80416028), (2, 40208014), (4, 20104007), (7, 11488004), (11, 7310548), (14, 5744002), (22, 3655274), (28, 2872001), (44, 1827637), (77, 1044364), (154, 522182), (157, 512204), (308, 261091), (314, 256102), (628, 128051), (1099, 73172), (1663, 48356), (1727, 46564), (2198, 36586), (3326, 24178), (3454, 23282), (4396, 18293), (6652, 12089), (6908, 11641)]