156725528

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{2521}}^1$

素因数の和:2955

約数の個数: 32

約数和(自身を含む): 310206000

約数和(自身を除く): 153480472

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 409, 818, 1636, 2521, 3272, 5042, 7771, 10084, 15542, 20168, 31084, 47899, 62168, 95798, 191596, 383192, 1031089, 2062178, 4124356, 8248712, 19590691, 39181382, 78362764, 156725528]

約数ペア:

[(1, 156725528), (2, 78362764), (4, 39181382), (8, 19590691), (19, 8248712), (38, 4124356), (76, 2062178), (152, 1031089), (409, 383192), (818, 191596), (1636, 95798), (2521, 62168), (3272, 47899), (5042, 31084), (7771, 20168), (10084, 15542)]