80778236

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1609}}^1$

素因数の和:1794

約数の個数: 48

約数和(自身を含む): 177434880

約数和(自身を除く): 96656644

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 163, 308, 326, 652, 1141, 1609, 1793, 2282, 3218, 3586, 4564, 6436, 7172, 11263, 12551, 17699, 22526, 25102, 35398, 45052, 50204, 70796, 123893, 247786, 262267, 495572, 524534, 1049068, 1835869, 2884937, 3671738, 5769874, 7343476, 11539748, 20194559, 40389118, 80778236]

約数ペア:

[(1, 80778236), (2, 40389118), (4, 20194559), (7, 11539748), (11, 7343476), (14, 5769874), (22, 3671738), (28, 2884937), (44, 1835869), (77, 1049068), (154, 524534), (163, 495572), (308, 262267), (326, 247786), (652, 123893), (1141, 70796), (1609, 50204), (1793, 45052), (2282, 35398), (3218, 25102), (3586, 22526), (4564, 17699), (6436, 12551), (7172, 11263)]