80876331

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 130291200

約数和(自身を除く): 49414869

約数列:

[1, 3, 9, 19, 29, 47, 57, 87, 141, 171, 261, 347, 423, 551, 893, 1041, 1363, 1653, 2679, 3123, 4089, 4959, 6593, 8037, 10063, 12267, 16309, 19779, 25897, 30189, 48927, 59337, 77691, 90567, 146781, 191197, 233073, 309871, 472961, 573591, 929613, 1418883, 1720773, 2788839, 4256649, 8986259, 26958777, 80876331]

約数ペア:

[(1, 80876331), (3, 26958777), (9, 8986259), (19, 4256649), (29, 2788839), (47, 1720773), (57, 1418883), (87, 929613), (141, 573591), (171, 472961), (261, 309871), (347, 233073), (423, 191197), (551, 146781), (893, 90567), (1041, 77691), (1363, 59337), (1653, 48927), (2679, 30189), (3123, 25897), (4089, 19779), (4959, 16309), (6593, 12267), (8037, 10063)]