204027616

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1217}}^1$

素因数の和:1284

約数の個数: 72

約数和(自身を含む): 449354304

約数和(自身を除く): 245326688

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 169, 208, 248, 338, 403, 416, 496, 676, 806, 992, 1217, 1352, 1612, 2434, 2704, 3224, 4868, 5239, 5408, 6448, 9736, 10478, 12896, 15821, 19472, 20956, 31642, 37727, 38944, 41912, 63284, 75454, 83824, 126568, 150908, 167648, 205673, 253136, 301816, 411346, 490451, 506272, 603632, 822692, 980902, 1207264, 1645384, 1961804, 3290768, 3923608, 6375863, 6581536, 7847216, 12751726, 15694432, 25503452, 51006904, 102013808, 204027616]

約数ペア:

[(1, 204027616), (2, 102013808), (4, 51006904), (8, 25503452), (13, 15694432), (16, 12751726), (26, 7847216), (31, 6581536), (32, 6375863), (52, 3923608), (62, 3290768), (104, 1961804), (124, 1645384), (169, 1207264), (208, 980902), (248, 822692), (338, 603632), (403, 506272), (416, 490451), (496, 411346), (676, 301816), (806, 253136), (992, 205673), (1217, 167648), (1352, 150908), (1612, 126568), (2434, 83824), (2704, 75454), (3224, 63284), (4868, 41912), (5239, 38944), (5408, 37727), (6448, 31642), (9736, 20956), (10478, 19472), (12896, 15821)]