201608656720

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{25980497}}^1$

素因数の和:25980607

約数の個数: 40

約数和(自身を含む): 473572517544

約数和(自身を除く): 271963860824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 25980497, 51960994, 103921988, 129902485, 207843976, 259804970, 415687952, 519609940, 1039219880, 2078439760, 2520108209, 5040216418, 10080432836, 12600541045, 20160865672, 25201082090, 40321731344, 50402164180, 100804328360, 201608656720]

約数ペア:

[(1, 201608656720), (2, 100804328360), (4, 50402164180), (5, 40321731344), (8, 25201082090), (10, 20160865672), (16, 12600541045), (20, 10080432836), (40, 5040216418), (80, 2520108209), (97, 2078439760), (194, 1039219880), (388, 519609940), (485, 415687952), (776, 259804970), (970, 207843976), (1552, 129902485), (1940, 103921988), (3880, 51960994), (7760, 25980497)]