78971205

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:294

約数の個数: 64

約数和(自身を含む): 141523200

約数和(自身を除く): 62551995

約数列:

[1, 3, 5, 15, 17, 29, 51, 59, 85, 87, 145, 177, 181, 255, 295, 435, 493, 543, 885, 905, 1003, 1479, 1711, 2465, 2715, 3009, 3077, 5015, 5133, 5249, 7395, 8555, 9231, 10679, 15045, 15385, 15747, 25665, 26245, 29087, 32037, 46155, 53395, 78735, 87261, 89233, 145435, 160185, 181543, 267699, 309691, 436305, 446165, 544629, 907715, 929073, 1338495, 1548455, 2723145, 4645365, 5264747, 15794241, 26323735, 78971205]

約数ペア:

[(1, 78971205), (3, 26323735), (5, 15794241), (15, 5264747), (17, 4645365), (29, 2723145), (51, 1548455), (59, 1338495), (85, 929073), (87, 907715), (145, 544629), (177, 446165), (181, 436305), (255, 309691), (295, 267699), (435, 181543), (493, 160185), (543, 145435), (885, 89233), (905, 87261), (1003, 78735), (1479, 53395), (1711, 46155), (2465, 32037), (2715, 29087), (3009, 26245), (3077, 25665), (5015, 15747), (5133, 15385), (5249, 15045), (7395, 10679), (8555, 9231)]