138610900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{26153}}^1$

素因数の和:26220

約数の個数: 36

約数和(自身を含む): 306472572

約数和(自身を除く): 167861672

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 2650, 5300, 26153, 52306, 104612, 130765, 261530, 523060, 653825, 1307650, 1386109, 2615300, 2772218, 5544436, 6930545, 13861090, 27722180, 34652725, 69305450, 138610900]

約数ペア:

[(1, 138610900), (2, 69305450), (4, 34652725), (5, 27722180), (10, 13861090), (20, 6930545), (25, 5544436), (50, 2772218), (53, 2615300), (100, 1386109), (106, 1307650), (212, 653825), (265, 523060), (530, 261530), (1060, 130765), (1325, 104612), (2650, 52306), (5300, 26153)]