80834068

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{557}}^1$

素因数の和:712

約数の個数: 48

約数和(自身を含む): 166489344

約数和(自身を除く): 85655276

約数列:

[1, 2, 4, 7, 14, 28, 71, 73, 142, 146, 284, 292, 497, 511, 557, 994, 1022, 1114, 1988, 2044, 2228, 3899, 5183, 7798, 10366, 15596, 20732, 36281, 39547, 40661, 72562, 79094, 81322, 145124, 158188, 162644, 276829, 284627, 553658, 569254, 1107316, 1138508, 2886931, 5773862, 11547724, 20208517, 40417034, 80834068]

約数ペア:

[(1, 80834068), (2, 40417034), (4, 20208517), (7, 11547724), (14, 5773862), (28, 2886931), (71, 1138508), (73, 1107316), (142, 569254), (146, 553658), (284, 284627), (292, 276829), (497, 162644), (511, 158188), (557, 145124), (994, 81322), (1022, 79094), (1114, 72562), (1988, 40661), (2044, 39547), (2228, 36281), (3899, 20732), (5183, 15596), (7798, 10366)]