206411950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{133169}}^1$

素因数の和:133212

約数の個数: 24

約数和(自身を含む): 396313920

約数和(自身を除く): 189901970

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 133169, 266338, 665845, 1331690, 3329225, 4128239, 6658450, 8256478, 20641195, 41282390, 103205975, 206411950]

約数ペア:

[(1, 206411950), (2, 103205975), (5, 41282390), (10, 20641195), (25, 8256478), (31, 6658450), (50, 4128239), (62, 3329225), (155, 1331690), (310, 665845), (775, 266338), (1550, 133169)]