132681680

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{16421}}^1$

素因数の和:16535

約数の個数: 40

約数和(自身を含む): 311558184

約数和(自身を除く): 178876504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 16421, 32842, 65684, 82105, 131368, 164210, 262736, 328420, 656840, 1313680, 1658521, 3317042, 6634084, 8292605, 13268168, 16585210, 26536336, 33170420, 66340840, 132681680]

約数ペア:

[(1, 132681680), (2, 66340840), (4, 33170420), (5, 26536336), (8, 16585210), (10, 13268168), (16, 8292605), (20, 6634084), (40, 3317042), (80, 1658521), (101, 1313680), (202, 656840), (404, 328420), (505, 262736), (808, 164210), (1010, 131368), (1616, 82105), (2020, 65684), (4040, 32842), (8080, 16421)]