80641472

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:178

約数の個数: 112

約数和(自身を含む): 184343040

約数和(自身を除く): 103701568

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 47, 64, 68, 76, 83, 94, 136, 152, 166, 188, 272, 304, 323, 332, 376, 544, 608, 646, 664, 752, 799, 893, 1088, 1216, 1292, 1328, 1411, 1504, 1577, 1598, 1786, 2584, 2656, 2822, 3008, 3154, 3196, 3572, 3901, 5168, 5312, 5644, 6308, 6392, 7144, 7802, 10336, 11288, 12616, 12784, 14288, 15181, 15604, 20672, 22576, 25232, 25568, 26809, 28576, 30362, 31208, 45152, 50464, 51136, 53618, 57152, 60724, 62416, 66317, 74119, 90304, 100928, 107236, 121448, 124832, 132634, 148238, 214472, 242896, 249664, 265268, 296476, 428944, 485792, 530536, 592952, 857888, 971584, 1061072, 1185904, 1260023, 1715776, 2122144, 2371808, 2520046, 4244288, 4743616, 5040092, 10080184, 20160368, 40320736, 80641472]

約数ペア:

[(1, 80641472), (2, 40320736), (4, 20160368), (8, 10080184), (16, 5040092), (17, 4743616), (19, 4244288), (32, 2520046), (34, 2371808), (38, 2122144), (47, 1715776), (64, 1260023), (68, 1185904), (76, 1061072), (83, 971584), (94, 857888), (136, 592952), (152, 530536), (166, 485792), (188, 428944), (272, 296476), (304, 265268), (323, 249664), (332, 242896), (376, 214472), (544, 148238), (608, 132634), (646, 124832), (664, 121448), (752, 107236), (799, 100928), (893, 90304), (1088, 74119), (1216, 66317), (1292, 62416), (1328, 60724), (1411, 57152), (1504, 53618), (1577, 51136), (1598, 50464), (1786, 45152), (2584, 31208), (2656, 30362), (2822, 28576), (3008, 26809), (3154, 25568), (3196, 25232), (3572, 22576), (3901, 20672), (5168, 15604), (5312, 15181), (5644, 14288), (6308, 12784), (6392, 12616), (7144, 11288), (7802, 10336)]