81458158

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:384

約数の個数: 32

約数和(自身を含む): 130014720

約数和(自身を除く): 48556562

約数列:

[1, 2, 29, 58, 71, 131, 142, 151, 262, 302, 2059, 3799, 4118, 4379, 7598, 8758, 9301, 10721, 18602, 19781, 21442, 39562, 269729, 310909, 539458, 573649, 621818, 1147298, 1404451, 2808902, 40729079, 81458158]

約数ペア:

[(1, 81458158), (2, 40729079), (29, 2808902), (58, 1404451), (71, 1147298), (131, 621818), (142, 573649), (151, 539458), (262, 310909), (302, 269729), (2059, 39562), (3799, 21442), (4118, 19781), (4379, 18602), (7598, 10721), (8758, 9301)]