142545890

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{102551}}^1$

素因数の和:102697

約数の個数: 16

約数和(自身を含む): 258431040

約数和(自身を除く): 115885150

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 102551, 205102, 512755, 1025510, 14254589, 28509178, 71272945, 142545890]

約数ペア:

[(1, 142545890), (2, 71272945), (5, 28509178), (10, 14254589), (139, 1025510), (278, 512755), (695, 205102), (1390, 102551)]