264888260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{145543}}^1$

素因数の和:145572

約数の個数: 48

約数和(自身を含む): 684638976

約数和(自身を除く): 419750716

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 145543, 291086, 582172, 727715, 1018801, 1455430, 1892059, 2037602, 2910860, 3784118, 4075204, 5094005, 7568236, 9460295, 10188010, 13244413, 18920590, 20376020, 26488826, 37841180, 52977652, 66222065, 132444130, 264888260]

約数ペア:

[(1, 264888260), (2, 132444130), (4, 66222065), (5, 52977652), (7, 37841180), (10, 26488826), (13, 20376020), (14, 18920590), (20, 13244413), (26, 10188010), (28, 9460295), (35, 7568236), (52, 5094005), (65, 4075204), (70, 3784118), (91, 2910860), (130, 2037602), (140, 1892059), (182, 1455430), (260, 1018801), (364, 727715), (455, 582172), (910, 291086), (1820, 145543)]