259515291256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8641}}^1\times {\mathrm{16987}}^1$

素因数の和:25664

約数の個数: 64

約数和(自身を含む): 554942918880

約数和(自身を除く): 295427627624

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 8641, 16987, 17282, 33974, 34564, 67948, 69128, 112333, 135896, 146897, 220831, 224666, 288779, 293794, 441662, 449332, 577558, 587588, 883324, 898664, 1155116, 1175176, 1766648, 1909661, 2310232, 3754127, 3819322, 7508254, 7638644, 15016508, 15277288, 30033016, 146784667, 293569334, 587138668, 1174277336, 1908200671, 2495339339, 3816401342, 4990678678, 7632802684, 9981357356, 15265605368, 19962714712, 32439411407, 64878822814, 129757645628, 259515291256]

約数ペア:

[(1, 259515291256), (2, 129757645628), (4, 64878822814), (8, 32439411407), (13, 19962714712), (17, 15265605368), (26, 9981357356), (34, 7632802684), (52, 4990678678), (68, 3816401342), (104, 2495339339), (136, 1908200671), (221, 1174277336), (442, 587138668), (884, 293569334), (1768, 146784667), (8641, 30033016), (16987, 15277288), (17282, 15016508), (33974, 7638644), (34564, 7508254), (67948, 3819322), (69128, 3754127), (112333, 2310232), (135896, 1909661), (146897, 1766648), (220831, 1175176), (224666, 1155116), (288779, 898664), (293794, 883324), (441662, 587588), (449332, 577558)]