131852810

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1\times {\mathrm{401}}^1$

素因数の和:790

約数の個数: 32

約数和(自身を含む): 240698304

約数和(自身を除く): 108845494

約数列:

[1, 2, 5, 10, 131, 251, 262, 401, 502, 655, 802, 1255, 1310, 2005, 2510, 4010, 32881, 52531, 65762, 100651, 105062, 164405, 201302, 262655, 328810, 503255, 525310, 1006510, 13185281, 26370562, 65926405, 131852810]

約数ペア:

[(1, 131852810), (2, 65926405), (5, 26370562), (10, 13185281), (131, 1006510), (251, 525310), (262, 503255), (401, 328810), (502, 262655), (655, 201302), (802, 164405), (1255, 105062), (1310, 100651), (2005, 65762), (2510, 52531), (4010, 32881)]