80913928

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{239}}^1\times {\mathrm{419}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 154224000

約数和(自身を除く): 73310072

約数列:

[1, 2, 4, 8, 101, 202, 239, 404, 419, 478, 808, 838, 956, 1676, 1912, 3352, 24139, 42319, 48278, 84638, 96556, 100141, 169276, 193112, 200282, 338552, 400564, 801128, 10114241, 20228482, 40456964, 80913928]

約数ペア:

[(1, 80913928), (2, 40456964), (4, 20228482), (8, 10114241), (101, 801128), (202, 400564), (239, 338552), (404, 200282), (419, 193112), (478, 169276), (808, 100141), (838, 96556), (956, 84638), (1676, 48278), (1912, 42319), (3352, 24139)]