78778884

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{4339}}^1$

素因数の和:4452

約数の個数: 48

約数和(自身を含む): 196862400

約数和(自身を除く): 118083516

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 89, 102, 178, 204, 267, 356, 534, 1068, 1513, 3026, 4339, 4539, 6052, 8678, 9078, 13017, 17356, 18156, 26034, 52068, 73763, 147526, 221289, 295052, 386171, 442578, 772342, 885156, 1158513, 1544684, 2317026, 4634052, 6564907, 13129814, 19694721, 26259628, 39389442, 78778884]

約数ペア:

[(1, 78778884), (2, 39389442), (3, 26259628), (4, 19694721), (6, 13129814), (12, 6564907), (17, 4634052), (34, 2317026), (51, 1544684), (68, 1158513), (89, 885156), (102, 772342), (178, 442578), (204, 386171), (267, 295052), (356, 221289), (534, 147526), (1068, 73763), (1513, 52068), (3026, 26034), (4339, 18156), (4539, 17356), (6052, 13017), (8678, 9078)]