157654330

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{2729}}^1$

素因数の和:2898

約数の個数: 32

約数和(自身を含む): 291891600

約数和(自身を除く): 134237270

約数列:

[1, 2, 5, 10, 53, 106, 109, 218, 265, 530, 545, 1090, 2729, 5458, 5777, 11554, 13645, 27290, 28885, 57770, 144637, 289274, 297461, 594922, 723185, 1446370, 1487305, 2974610, 15765433, 31530866, 78827165, 157654330]

約数ペア:

[(1, 157654330), (2, 78827165), (5, 31530866), (10, 15765433), (53, 2974610), (106, 1487305), (109, 1446370), (218, 723185), (265, 594922), (530, 297461), (545, 289274), (1090, 144637), (2729, 57770), (5458, 28885), (5777, 27290), (11554, 13645)]