199599290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{78893}}^1$

素因数の和:78934

約数の個数: 32

約数和(自身を含む): 408986496

約数和(自身を除く): 209387206

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 78893, 157786, 394465, 788930, 867823, 1735646, 1814539, 3629078, 4339115, 8678230, 9072695, 18145390, 19959929, 39919858, 99799645, 199599290]

約数ペア:

[(1, 199599290), (2, 99799645), (5, 39919858), (10, 19959929), (11, 18145390), (22, 9072695), (23, 8678230), (46, 4339115), (55, 3629078), (110, 1814539), (115, 1735646), (230, 867823), (253, 788930), (506, 394465), (1265, 157786), (2530, 78893)]