1005877985900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{997}}^1\times {\mathrm{234629}}^1$

素因数の和:235683

約数の個数: 72

約数和(自身を含む): 2235766745520

約数和(自身を除く): 1229888759620

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 997, 1075, 1994, 2150, 3988, 4300, 4985, 9970, 19940, 24925, 42871, 49850, 85742, 99700, 171484, 214355, 234629, 428710, 469258, 857420, 938516, 1071775, 1173145, 2143550, 2346290, 4287100, 4692580, 5865725, 10089047, 11731450, 20178094, 23462900, 40356188, 50445235, 100890470, 201780940, 233925113, 252226175, 467850226, 504452350, 935700452, 1008904700, 1169625565, 2339251130, 4678502260, 5848127825, 10058779859, 11696255650, 20117559718, 23392511300, 40235119436, 50293899295, 100587798590, 201175597180, 251469496475, 502938992950, 1005877985900]

約数ペア:

[(1, 1005877985900), (2, 502938992950), (4, 251469496475), (5, 201175597180), (10, 100587798590), (20, 50293899295), (25, 40235119436), (43, 23392511300), (50, 20117559718), (86, 11696255650), (100, 10058779859), (172, 5848127825), (215, 4678502260), (430, 2339251130), (860, 1169625565), (997, 1008904700), (1075, 935700452), (1994, 504452350), (2150, 467850226), (3988, 252226175), (4300, 233925113), (4985, 201780940), (9970, 100890470), (19940, 50445235), (24925, 40356188), (42871, 23462900), (49850, 20178094), (85742, 11731450), (99700, 10089047), (171484, 5865725), (214355, 4692580), (234629, 4287100), (428710, 2346290), (469258, 2143550), (857420, 1173145), (938516, 1071775)]