90734878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{367}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 151530624

約数和(自身を除く): 60795746

約数列:

[1, 2, 13, 26, 37, 74, 257, 367, 481, 514, 734, 962, 3341, 4771, 6682, 9509, 9542, 13579, 19018, 27158, 94319, 123617, 176527, 188638, 247234, 353054, 1226147, 2452294, 3489803, 6979606, 45367439, 90734878]

約数ペア:

[(1, 90734878), (2, 45367439), (13, 6979606), (26, 3489803), (37, 2452294), (74, 1226147), (257, 353054), (367, 247234), (481, 188638), (514, 176527), (734, 123617), (962, 94319), (3341, 27158), (4771, 19018), (6682, 13579), (9509, 9542)]