77991430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{17293}}^1$

素因数の和:17352

約数の個数: 32

約数和(自身を含む): 156891168

約数和(自身を除く): 78899738

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 17293, 34586, 86465, 172930, 190223, 380446, 709013, 951115, 1418026, 1902230, 3545065, 7090130, 7799143, 15598286, 38995715, 77991430]

約数ペア:

[(1, 77991430), (2, 38995715), (5, 15598286), (10, 7799143), (11, 7090130), (22, 3545065), (41, 1902230), (55, 1418026), (82, 951115), (110, 709013), (205, 380446), (410, 190223), (451, 172930), (902, 86465), (2255, 34586), (4510, 17293)]