66861288

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{7937}}^1$

素因数の和:7968

約数の個数: 80

約数和(自身を含む): 201704580

約数和(自身を除く): 134843292

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 312, 324, 351, 468, 648, 702, 936, 1053, 1404, 2106, 2808, 4212, 7937, 8424, 15874, 23811, 31748, 47622, 63496, 71433, 95244, 103181, 142866, 190488, 206362, 214299, 285732, 309543, 412724, 428598, 571464, 619086, 642897, 825448, 857196, 928629, 1238172, 1285794, 1714392, 1857258, 2476344, 2571588, 2785887, 3714516, 5143176, 5571774, 7429032, 8357661, 11143548, 16715322, 22287096, 33430644, 66861288]

約数ペア:

[(1, 66861288), (2, 33430644), (3, 22287096), (4, 16715322), (6, 11143548), (8, 8357661), (9, 7429032), (12, 5571774), (13, 5143176), (18, 3714516), (24, 2785887), (26, 2571588), (27, 2476344), (36, 1857258), (39, 1714392), (52, 1285794), (54, 1238172), (72, 928629), (78, 857196), (81, 825448), (104, 642897), (108, 619086), (117, 571464), (156, 428598), (162, 412724), (216, 309543), (234, 285732), (312, 214299), (324, 206362), (351, 190488), (468, 142866), (648, 103181), (702, 95244), (936, 71433), (1053, 63496), (1404, 47622), (2106, 31748), (2808, 23811), (4212, 15874), (7937, 8424)]