205504

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{19}}^1$

素因数の和:57

約数の個数: 42

約数和(自身を含む): 464820

約数和(自身を除く): 259316

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 152, 169, 208, 247, 304, 338, 416, 494, 608, 676, 832, 988, 1216, 1352, 1976, 2704, 3211, 3952, 5408, 6422, 7904, 10816, 12844, 15808, 25688, 51376, 102752, 205504]

約数ペア:

[(1, 205504), (2, 102752), (4, 51376), (8, 25688), (13, 15808), (16, 12844), (19, 10816), (26, 7904), (32, 6422), (38, 5408), (52, 3952), (64, 3211), (76, 2704), (104, 1976), (152, 1352), (169, 1216), (208, 988), (247, 832), (304, 676), (338, 608), (416, 494)]