261011072

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9397}}^1$

素因数の和:9449

約数の個数: 64

約数和(自身を含む): 613501440

約数和(自身を除く): 352490368

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 868, 896, 992, 1736, 1984, 3472, 3968, 6944, 9397, 13888, 18794, 27776, 37588, 65779, 75176, 131558, 150352, 263116, 291307, 300704, 526232, 582614, 601408, 1052464, 1165228, 1202816, 2039149, 2104928, 2330456, 4078298, 4209856, 4660912, 8156596, 8419712, 9321824, 16313192, 18643648, 32626384, 37287296, 65252768, 130505536, 261011072]

約数ペア:

[(1, 261011072), (2, 130505536), (4, 65252768), (7, 37287296), (8, 32626384), (14, 18643648), (16, 16313192), (28, 9321824), (31, 8419712), (32, 8156596), (56, 4660912), (62, 4209856), (64, 4078298), (112, 2330456), (124, 2104928), (128, 2039149), (217, 1202816), (224, 1165228), (248, 1052464), (434, 601408), (448, 582614), (496, 526232), (868, 300704), (896, 291307), (992, 263116), (1736, 150352), (1984, 131558), (3472, 75176), (3968, 65779), (6944, 37588), (9397, 27776), (13888, 18794)]