205121245

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{13411}}^1$

素因数の和:13465

約数の個数: 32

約数和(自身を含む): 309012480

約数和(自身を除く): 103891235

約数列:

[1, 5, 7, 19, 23, 35, 95, 115, 133, 161, 437, 665, 805, 2185, 3059, 13411, 15295, 67055, 93877, 254809, 308453, 469385, 1274045, 1542265, 1783663, 2159171, 5860607, 8918315, 10795855, 29303035, 41024249, 205121245]

約数ペア:

[(1, 205121245), (5, 41024249), (7, 29303035), (19, 10795855), (23, 8918315), (35, 5860607), (95, 2159171), (115, 1783663), (133, 1542265), (161, 1274045), (437, 469385), (665, 308453), (805, 254809), (2185, 93877), (3059, 67055), (13411, 15295)]