539296720

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{69497}}^1$

素因数の和:69607

約数の個数: 40

約数和(自身を含む): 1266809544

約数和(自身を除く): 727512824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 69497, 138994, 277988, 347485, 555976, 694970, 1111952, 1389940, 2779880, 5559760, 6741209, 13482418, 26964836, 33706045, 53929672, 67412090, 107859344, 134824180, 269648360, 539296720]

約数ペア:

[(1, 539296720), (2, 269648360), (4, 134824180), (5, 107859344), (8, 67412090), (10, 53929672), (16, 33706045), (20, 26964836), (40, 13482418), (80, 6741209), (97, 5559760), (194, 2779880), (388, 1389940), (485, 1111952), (776, 694970), (970, 555976), (1552, 347485), (1940, 277988), (3880, 138994), (7760, 69497)]