90681136

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1021}}^1$

素因数の和:1110

約数の個数: 80

約数和(自身を含む): 219999808

約数和(自身を除く): 129318672

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 61, 91, 104, 112, 122, 182, 208, 244, 364, 427, 488, 728, 793, 854, 976, 1021, 1456, 1586, 1708, 2042, 3172, 3416, 4084, 5551, 6344, 6832, 7147, 8168, 11102, 12688, 13273, 14294, 16336, 22204, 26546, 28588, 44408, 53092, 57176, 62281, 88816, 92911, 106184, 114352, 124562, 185822, 212368, 249124, 371644, 435967, 498248, 743288, 809653, 871934, 996496, 1486576, 1619306, 1743868, 3238612, 3487736, 5667571, 6477224, 6975472, 11335142, 12954448, 22670284, 45340568, 90681136]

約数ペア:

[(1, 90681136), (2, 45340568), (4, 22670284), (7, 12954448), (8, 11335142), (13, 6975472), (14, 6477224), (16, 5667571), (26, 3487736), (28, 3238612), (52, 1743868), (56, 1619306), (61, 1486576), (91, 996496), (104, 871934), (112, 809653), (122, 743288), (182, 498248), (208, 435967), (244, 371644), (364, 249124), (427, 212368), (488, 185822), (728, 124562), (793, 114352), (854, 106184), (976, 92911), (1021, 88816), (1456, 62281), (1586, 57176), (1708, 53092), (2042, 44408), (3172, 28588), (3416, 26546), (4084, 22204), (5551, 16336), (6344, 14294), (6832, 13273), (7147, 12688), (8168, 11102)]