265085008

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{491}}^1\times {\mathrm{823}}^1$

素因数の和:1363

約数の個数: 40

約数和(自身を含む): 527841216

約数和(自身を除く): 262756208

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 491, 656, 823, 982, 1646, 1964, 3292, 3928, 6584, 7856, 13168, 20131, 33743, 40262, 67486, 80524, 134972, 161048, 269944, 322096, 404093, 539888, 808186, 1616372, 3232744, 6465488, 16567813, 33135626, 66271252, 132542504, 265085008]

約数ペア:

[(1, 265085008), (2, 132542504), (4, 66271252), (8, 33135626), (16, 16567813), (41, 6465488), (82, 3232744), (164, 1616372), (328, 808186), (491, 539888), (656, 404093), (823, 322096), (982, 269944), (1646, 161048), (1964, 134972), (3292, 80524), (3928, 67486), (6584, 40262), (7856, 33743), (13168, 20131)]