79680260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{971}}^1$

素因数の和:1364

約数の個数: 48

約数和(自身を含む): 183218112

約数和(自身を除く): 103537852

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 373, 746, 971, 1492, 1865, 1942, 3730, 3884, 4103, 4855, 7460, 8206, 9710, 10681, 16412, 19420, 20515, 21362, 41030, 42724, 53405, 82060, 106810, 213620, 362183, 724366, 1448732, 1810915, 3621830, 3984013, 7243660, 7968026, 15936052, 19920065, 39840130, 79680260]

約数ペア:

[(1, 79680260), (2, 39840130), (4, 19920065), (5, 15936052), (10, 7968026), (11, 7243660), (20, 3984013), (22, 3621830), (44, 1810915), (55, 1448732), (110, 724366), (220, 362183), (373, 213620), (746, 106810), (971, 82060), (1492, 53405), (1865, 42724), (1942, 41030), (3730, 21362), (3884, 20515), (4103, 19420), (4855, 16412), (7460, 10681), (8206, 9710)]