125653820

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{337}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 268701888

約数和(自身を除く): 143048068

約数列:

[1, 2, 4, 5, 10, 20, 103, 181, 206, 337, 362, 412, 515, 674, 724, 905, 1030, 1348, 1685, 1810, 2060, 3370, 3620, 6740, 18643, 34711, 37286, 60997, 69422, 74572, 93215, 121994, 138844, 173555, 186430, 243988, 304985, 347110, 372860, 609970, 694220, 1219940, 6282691, 12565382, 25130764, 31413455, 62826910, 125653820]

約数ペア:

[(1, 125653820), (2, 62826910), (4, 31413455), (5, 25130764), (10, 12565382), (20, 6282691), (103, 1219940), (181, 694220), (206, 609970), (337, 372860), (362, 347110), (412, 304985), (515, 243988), (674, 186430), (724, 173555), (905, 138844), (1030, 121994), (1348, 93215), (1685, 74572), (1810, 69422), (2060, 60997), (3370, 37286), (3620, 34711), (6740, 18643)]