81821312

素因数分解:

$2^7\times {\mathrm{101}}^1\times {\mathrm{6329}}^1$

素因数の和:6444

約数の個数: 32

約数和(自身を含む): 164643300

約数和(自身を除く): 82821988

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 128, 202, 404, 808, 1616, 3232, 6329, 6464, 12658, 12928, 25316, 50632, 101264, 202528, 405056, 639229, 810112, 1278458, 2556916, 5113832, 10227664, 20455328, 40910656, 81821312]

約数ペア:

[(1, 81821312), (2, 40910656), (4, 20455328), (8, 10227664), (16, 5113832), (32, 2556916), (64, 1278458), (101, 810112), (128, 639229), (202, 405056), (404, 202528), (808, 101264), (1616, 50632), (3232, 25316), (6329, 12928), (6464, 12658)]