54129100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{919}}^1$

素因数の和:983

約数の個数: 72

約数和(自身を含む): 127769600

約数和(自身を除く): 73640500

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 31, 38, 50, 62, 76, 95, 100, 124, 155, 190, 310, 380, 475, 589, 620, 775, 919, 950, 1178, 1550, 1838, 1900, 2356, 2945, 3100, 3676, 4595, 5890, 9190, 11780, 14725, 17461, 18380, 22975, 28489, 29450, 34922, 45950, 56978, 58900, 69844, 87305, 91900, 113956, 142445, 174610, 284890, 349220, 436525, 541291, 569780, 712225, 873050, 1082582, 1424450, 1746100, 2165164, 2706455, 2848900, 5412910, 10825820, 13532275, 27064550, 54129100]

約数ペア:

[(1, 54129100), (2, 27064550), (4, 13532275), (5, 10825820), (10, 5412910), (19, 2848900), (20, 2706455), (25, 2165164), (31, 1746100), (38, 1424450), (50, 1082582), (62, 873050), (76, 712225), (95, 569780), (100, 541291), (124, 436525), (155, 349220), (190, 284890), (310, 174610), (380, 142445), (475, 113956), (589, 91900), (620, 87305), (775, 69844), (919, 58900), (950, 56978), (1178, 45950), (1550, 34922), (1838, 29450), (1900, 28489), (2356, 22975), (2945, 18380), (3100, 17461), (3676, 14725), (4595, 11780), (5890, 9190)]