1279852810

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1\times {\mathrm{7001}}^1$

素因数の和:7290

約数の個数: 32

約数和(自身を含む): 2339732304

約数和(自身を除く): 1059879494

約数列:

[1, 2, 5, 10, 101, 181, 202, 362, 505, 905, 1010, 1810, 7001, 14002, 18281, 35005, 36562, 70010, 91405, 182810, 707101, 1267181, 1414202, 2534362, 3535505, 6335905, 7071010, 12671810, 127985281, 255970562, 639926405, 1279852810]

約数ペア:

[(1, 1279852810), (2, 639926405), (5, 255970562), (10, 127985281), (101, 12671810), (181, 7071010), (202, 6335905), (362, 3535505), (505, 2534362), (905, 1414202), (1010, 1267181), (1810, 707101), (7001, 182810), (14002, 91405), (18281, 70010), (35005, 36562)]