81976944

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12841}}^1$

素因数の和:12878

約数の個数: 80

約数和(自身を含む): 254785280

約数和(自身を除く): 172808336

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 84, 112, 114, 133, 152, 168, 228, 266, 304, 336, 399, 456, 532, 798, 912, 1064, 1596, 2128, 3192, 6384, 12841, 25682, 38523, 51364, 77046, 89887, 102728, 154092, 179774, 205456, 243979, 269661, 308184, 359548, 487958, 539322, 616368, 719096, 731937, 975916, 1078644, 1438192, 1463874, 1707853, 1951832, 2157288, 2927748, 3415706, 3903664, 4314576, 5123559, 5855496, 6831412, 10247118, 11710992, 13662824, 20494236, 27325648, 40988472, 81976944]

約数ペア:

[(1, 81976944), (2, 40988472), (3, 27325648), (4, 20494236), (6, 13662824), (7, 11710992), (8, 10247118), (12, 6831412), (14, 5855496), (16, 5123559), (19, 4314576), (21, 3903664), (24, 3415706), (28, 2927748), (38, 2157288), (42, 1951832), (48, 1707853), (56, 1463874), (57, 1438192), (76, 1078644), (84, 975916), (112, 731937), (114, 719096), (133, 616368), (152, 539322), (168, 487958), (228, 359548), (266, 308184), (304, 269661), (336, 243979), (399, 205456), (456, 179774), (532, 154092), (798, 102728), (912, 89887), (1064, 77046), (1596, 51364), (2128, 38523), (3192, 25682), (6384, 12841)]