90690272

素因数分解:

$2^5\times {\mathrm{139}}^1\times {\mathrm{20389}}^1$

素因数の和:20538

約数の個数: 24

約数和(自身を含む): 179839800

約数和(自身を除く): 89149528

約数列:

[1, 2, 4, 8, 16, 32, 139, 278, 556, 1112, 2224, 4448, 20389, 40778, 81556, 163112, 326224, 652448, 2834071, 5668142, 11336284, 22672568, 45345136, 90690272]

約数ペア:

[(1, 90690272), (2, 45345136), (4, 22672568), (8, 11336284), (16, 5668142), (32, 2834071), (139, 652448), (278, 326224), (556, 163112), (1112, 81556), (2224, 40778), (4448, 20389)]