80497900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{114997}}^1$

素因数の和:115018

約数の個数: 36

約数和(自身を含む): 199636528

約数和(自身を除く): 119138628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 114997, 229994, 459988, 574985, 804979, 1149970, 1609958, 2299940, 2874925, 3219916, 4024895, 5749850, 8049790, 11499700, 16099580, 20124475, 40248950, 80497900]

約数ペア:

[(1, 80497900), (2, 40248950), (4, 20124475), (5, 16099580), (7, 11499700), (10, 8049790), (14, 5749850), (20, 4024895), (25, 3219916), (28, 2874925), (35, 2299940), (50, 1609958), (70, 1149970), (100, 804979), (140, 574985), (175, 459988), (350, 229994), (700, 114997)]