127853380

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{48799}}^1$

素因数の和:48939

約数の個数: 24

約数和(自身を含む): 270547200

約数和(自身を除く): 142693820

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 48799, 97598, 195196, 243995, 487990, 975980, 6392669, 12785338, 25570676, 31963345, 63926690, 127853380]

約数ペア:

[(1, 127853380), (2, 63926690), (4, 31963345), (5, 25570676), (10, 12785338), (20, 6392669), (131, 975980), (262, 487990), (524, 243995), (655, 195196), (1310, 97598), (2620, 48799)]