133272880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{128147}}^1$

素因数の和:128173

約数の個数: 40

約数和(自身を含む): 333697392

約数和(自身を除く): 200424512

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 128147, 256294, 512588, 640735, 1025176, 1281470, 1665911, 2050352, 2562940, 3331822, 5125880, 6663644, 8329555, 10251760, 13327288, 16659110, 26654576, 33318220, 66636440, 133272880]

約数ペア:

[(1, 133272880), (2, 66636440), (4, 33318220), (5, 26654576), (8, 16659110), (10, 13327288), (13, 10251760), (16, 8329555), (20, 6663644), (26, 5125880), (40, 3331822), (52, 2562940), (65, 2050352), (80, 1665911), (104, 1281470), (130, 1025176), (208, 640735), (260, 512588), (520, 256294), (1040, 128147)]