208728850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2897}}^1$

素因数の和:3051

約数の個数: 48

約数和(自身を含む): 426910176

約数和(自身を除く): 218181326

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 131, 262, 275, 550, 655, 1310, 1441, 2882, 2897, 3275, 5794, 6550, 7205, 14410, 14485, 28970, 31867, 36025, 63734, 72050, 72425, 144850, 159335, 318670, 379507, 759014, 796675, 1593350, 1897535, 3795070, 4174577, 8349154, 9487675, 18975350, 20872885, 41745770, 104364425, 208728850]

約数ペア:

[(1, 208728850), (2, 104364425), (5, 41745770), (10, 20872885), (11, 18975350), (22, 9487675), (25, 8349154), (50, 4174577), (55, 3795070), (110, 1897535), (131, 1593350), (262, 796675), (275, 759014), (550, 379507), (655, 318670), (1310, 159335), (1441, 144850), (2882, 72425), (2897, 72050), (3275, 63734), (5794, 36025), (6550, 31867), (7205, 28970), (14410, 14485)]