101685520

素因数分解:

$2^4\times 5^1\times {\mathrm{1271069}}^1$

素因数の和:1271082

約数の個数: 20

約数和(自身を含む): 236419020

約数和(自身を除く): 134733500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1271069, 2542138, 5084276, 6355345, 10168552, 12710690, 20337104, 25421380, 50842760, 101685520]

約数ペア:

[(1, 101685520), (2, 50842760), (4, 25421380), (5, 20337104), (8, 12710690), (10, 10168552), (16, 6355345), (20, 5084276), (40, 2542138), (80, 1271069)]