78840944

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{313}}^1$

素因数の和:514

約数の個数: 80

約数和(自身を含む): 189696192

約数和(自身を除く): 110855248

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 173, 182, 208, 313, 346, 364, 626, 692, 728, 1211, 1252, 1384, 1456, 2191, 2249, 2422, 2504, 2768, 4069, 4382, 4498, 4844, 5008, 8138, 8764, 8996, 9688, 15743, 16276, 17528, 17992, 19376, 28483, 31486, 32552, 35056, 35984, 54149, 56966, 62972, 65104, 108298, 113932, 125944, 216596, 227864, 251888, 379043, 433192, 455728, 703937, 758086, 866384, 1407874, 1516172, 2815748, 3032344, 4927559, 5631496, 6064688, 9855118, 11262992, 19710236, 39420472, 78840944]

約数ペア:

[(1, 78840944), (2, 39420472), (4, 19710236), (7, 11262992), (8, 9855118), (13, 6064688), (14, 5631496), (16, 4927559), (26, 3032344), (28, 2815748), (52, 1516172), (56, 1407874), (91, 866384), (104, 758086), (112, 703937), (173, 455728), (182, 433192), (208, 379043), (313, 251888), (346, 227864), (364, 216596), (626, 125944), (692, 113932), (728, 108298), (1211, 65104), (1252, 62972), (1384, 56966), (1456, 54149), (2191, 35984), (2249, 35056), (2422, 32552), (2504, 31486), (2768, 28483), (4069, 19376), (4382, 17992), (4498, 17528), (4844, 16276), (5008, 15743), (8138, 9688), (8764, 8996)]