1271995283600

素因数分解:

$2^4\times 5^2\times {\mathrm{3179988209}}^1$

素因数の和:3179988227

約数の個数: 30

約数和(自身を含む): 3055968669810

約数和(自身を除く): 1783973386210

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 3179988209, 6359976418, 12719952836, 15899941045, 25439905672, 31799882090, 50879811344, 63599764180, 79499705225, 127199528360, 158999410450, 254399056720, 317998820900, 635997641800, 1271995283600]

約数ペア:

[(1, 1271995283600), (2, 635997641800), (4, 317998820900), (5, 254399056720), (8, 158999410450), (10, 127199528360), (16, 79499705225), (20, 63599764180), (25, 50879811344), (40, 31799882090), (50, 25439905672), (80, 15899941045), (100, 12719952836), (200, 6359976418), (400, 3179988209)]