80874045

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 171295488

約数和(自身を除く): 90421443

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 37, 45, 63, 81, 105, 111, 135, 185, 189, 243, 257, 259, 315, 333, 405, 555, 567, 771, 777, 945, 999, 1215, 1285, 1295, 1665, 1701, 1799, 2313, 2331, 2835, 2997, 3855, 3885, 4995, 5397, 6939, 6993, 8505, 8991, 8995, 9509, 11565, 11655, 14985, 16191, 20817, 20979, 26985, 28527, 34695, 34965, 44955, 47545, 48573, 62451, 62937, 66563, 80955, 85581, 104085, 104895, 142635, 145719, 199689, 242865, 256743, 312255, 314685, 332815, 427905, 437157, 599067, 728595, 770229, 998445, 1283715, 1797201, 2185785, 2310687, 2995335, 3851145, 5391603, 8986005, 11553435, 16174809, 26958015, 80874045]

約数ペア:

[(1, 80874045), (3, 26958015), (5, 16174809), (7, 11553435), (9, 8986005), (15, 5391603), (21, 3851145), (27, 2995335), (35, 2310687), (37, 2185785), (45, 1797201), (63, 1283715), (81, 998445), (105, 770229), (111, 728595), (135, 599067), (185, 437157), (189, 427905), (243, 332815), (257, 314685), (259, 312255), (315, 256743), (333, 242865), (405, 199689), (555, 145719), (567, 142635), (771, 104895), (777, 104085), (945, 85581), (999, 80955), (1215, 66563), (1285, 62937), (1295, 62451), (1665, 48573), (1701, 47545), (1799, 44955), (2313, 34965), (2331, 34695), (2835, 28527), (2997, 26985), (3855, 20979), (3885, 20817), (4995, 16191), (5397, 14985), (6939, 11655), (6993, 11565), (8505, 9509), (8991, 8995)]